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232031102113 = 1571477905109
BaseRepresentation
bin1101100000011000100…
…0011010010010100001
3211011220122110021011201
43120012020122102201
512300144430231423
6254332115441201
722522642553236
oct3300610322241
9734818407151
10232031102113
118a449565318
1238b768b6201
1318b5a42b135
14b33219d78d
1560805562ad
hex360621a4a1

232031102113 has 4 divisors (see below), whose sum is σ = 233509007380. Its totient is φ = 230553196848.

The previous prime is 232031102089. The next prime is 232031102129. The reversal of 232031102113 is 311201130232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 100129210624 + 131901891489 = 316432^2 + 363183^2 .

It is a cyclic number.

It is not a de Polignac number, because 232031102113 - 225 = 231997547681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232031102213) 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, 738952398 + ... + 738952711.

It is an arithmetic number, because the mean of its divisors is an integer number (58377251845).

Almost surely, 2232031102113 is an apocalyptic number.

It is an amenable number.

232031102113 is a deficient number, since it is larger than the sum of its proper divisors (1477905267).

232031102113 is a wasteful number, since it uses less digits than its factorization.

232031102113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477905266.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 232031102113 its reverse (311201130232), we get a palindrome (543232232345).

The spelling of 232031102113 in words is "two hundred thirty-two billion, thirty-one million, one hundred two thousand, one hundred thirteen".

Divisors: 1 157 1477905109 232031102113