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1013102131 = 17132744909
BaseRepresentation
bin111100011000101…
…011011000110011
32121121022220212011
4330120223120303
54033323232011
6244310143351
734051140346
oct7430533063
92547286764
101013102131
1147a962698
12243351b57
13131b76a22
149879c45d
155de1d621
hex3c62b633

1013102131 has 8 divisors (see below), whose sum is σ = 1073528640. Its totient is φ = 952768128.

The previous prime is 1013102117. The next prime is 1013102159. The reversal of 1013102131 is 1312013101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1013102131 - 25 = 1013102099 is a prime.

It is a super-2 number, since 2×10131021312 = 2052751855673482322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013102161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105 + ... + 45013.

It is an arithmetic number, because the mean of its divisors is an integer number (134191080).

Almost surely, 21013102131 is an apocalyptic number.

1013102131 is a deficient number, since it is larger than the sum of its proper divisors (60426509).

1013102131 is a wasteful number, since it uses less digits than its factorization.

1013102131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46253.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1013102131 is about 31829.2653229697. The cubic root of 1013102131 is about 1004.3484406557.

Adding to 1013102131 its reverse (1312013101), we get a palindrome (2325115232).

The spelling of 1013102131 in words is "one billion, thirteen million, one hundred two thousand, one hundred thirty-one".