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113661146492 = 22131712157413
BaseRepresentation
bin110100111011010111…
…0110111010101111100
3101212101020111111012022
41221312232313111330
53330234223141432
6124114252455312
711132425542635
oct1516656672574
9355336444168
10113661146492
1144226832713
121a040a7a538
13a944b68a8a
14570352c88c
152e53736b12
hex1a76bb757c

113661146492 has 12 divisors (see below), whose sum is σ = 198922200456. Its totient is φ = 56826232080.

The previous prime is 113661146477. The next prime is 113661146497. The reversal of 113661146492 is 294641166311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113661146497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1026023 + ... + 1131390.

It is an arithmetic number, because the mean of its divisors is an integer number (16576850038).

Almost surely, 2113661146492 is an apocalyptic number.

It is an amenable number.

113661146492 is a deficient number, since it is larger than the sum of its proper divisors (85261053964).

113661146492 is a wasteful number, since it uses less digits than its factorization.

113661146492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170588 (or 2170586 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The spelling of 113661146492 in words is "one hundred thirteen billion, six hundred sixty-one million, one hundred forty-six thousand, four hundred ninety-two".

Divisors: 1 2 4 13171 26342 52684 2157413 4314826 8629652 28415286623 56830573246 113661146492