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113342537 = 7211210283
BaseRepresentation
bin1101100000101…
…11100001001001
321220021101201202
412300113201021
5213003430122
615125153545
72544252500
oct660274111
9256241652
10113342537
1158a84a20
1231b5b8b5
131a6358b9
14110a5837
159e3ce92
hex6c17849

113342537 has 12 divisors (see below), whose sum is σ = 143834256. Its totient is φ = 88318440.

The previous prime is 113342533. The next prime is 113342549. The reversal of 113342537 is 735243311.

It is not a de Polignac number, because 113342537 - 22 = 113342533 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113342533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104603 + ... + 105680.

It is an arithmetic number, because the mean of its divisors is an integer number (11986188).

Almost surely, 2113342537 is an apocalyptic number.

It is an amenable number.

113342537 is a deficient number, since it is larger than the sum of its proper divisors (30491719).

113342537 is a wasteful number, since it uses less digits than its factorization.

113342537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210308 (or 210301 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 113342537 is about 10646.2452066445. The cubic root of 113342537 is about 483.9468229831.

Adding to 113342537 its reverse (735243311), we get a palindrome (848585848).

The spelling of 113342537 in words is "one hundred thirteen million, three hundred forty-two thousand, five hundred thirty-seven".

Divisors: 1 7 11 49 77 539 210283 1471981 2313113 10303867 16191791 113342537