maths.special_numbers.disarum_number

A number n is said to be a Disarium number if the sum of its digits raised to their respective positions equals the number itself.

Examples of Disarium Numbers: 1, 2, 3, 4, 5, 6, 7, 8, 9, 89, 135, 175, 518, 598, …

https://rosettacode.org/wiki/Disarium_numbers

Functions

is_disarium_number(→ bool)

This function takes an integer number as input.

Module Contents

maths.special_numbers.disarum_number.is_disarium_number(number: int) → bool

This function takes an integer number as input. Returns True if the number is a Disarium number.

>>> is_disarium_number(-1)
False
>>> is_disarium_number(0)
False
>>> is_disarium_number(1)
True
>>> is_disarium_number(89)
True
>>> is_disarium_number(135)
True
>>> is_disarium_number(175)
True
>>> is_disarium_number(518)
True
>>> is_disarium_number(598)
True
>>> is_disarium_number(123)
False
>>> is_disarium_number(89.0)
Traceback (most recent call last):
    ...
TypeError: Input value of [number=89.0] must be an integer