Base | Representation |
---|---|
bin | 101010000101100111… |
… | …100111110000010011 |
3 | 11022122110122110110210 |
4 | 222011213213300103 |
5 | 1220023001213024 |
6 | 32432145055203 |
7 | 3156612544503 |
oct | 520547476023 |
9 | 138573573423 |
10 | 45191429139 |
11 | 1819042464a |
12 | 8912627503 |
13 | 435278721c |
14 | 2289c5da03 |
15 | 1297653129 |
hex | a859e7c13 |
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".
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