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45191429139 = 3412273161641
BaseRepresentation
bin101010000101100111…
…100111110000010011
311022122110122110110210
4222011213213300103
51220023001213024
632432145055203
73156612544503
oct520547476023
9138573573423
1045191429139
111819042464a
128912627503
13435278721c
142289c5da03
151297653129
hexa859e7c13

45191429139 has 16 divisors (see below), whose sum is σ = 61752416544. Its totient is φ = 29379686400.

The previous prime is 45191429123. The next prime is 45191429141. The reversal of 45191429139 is 93192419154.

45191429139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45191429139 - 24 = 45191429123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45191429189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198759 + ... + 360399.

It is an arithmetic number, because the mean of its divisors is an integer number (3859526034).

Almost surely, 245191429139 is an apocalyptic number.

45191429139 is a deficient number, since it is larger than the sum of its proper divisors (16560987405).

45191429139 is a wasteful number, since it uses less digits than its factorization.

45191429139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163958.

The product of its digits is 349920, while the sum is 48.

The spelling of 45191429139 in words is "forty-five billion, one hundred ninety-one million, four hundred twenty-nine thousand, one hundred thirty-nine".

Divisors: 1 3 41 123 2273 6819 93193 161641 279579 484923 6627281 19881843 367409993 1102229979 15063809713 45191429139