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31011622114 = 2111409619187
BaseRepresentation
bin11100111000011011…
…111100110011100010
32222001020211122000211
4130320123330303202
51002002433401424
622125130404334
72145332303314
oct347033746342
988036748024
1031011622114
1112174285770
1260158906aa
132c02b41275
14170293d7b4
15c17853b94
hex7386fcce2

31011622114 has 8 divisors (see below), whose sum is σ = 50746290768. Its totient is φ = 14096191860.

The previous prime is 31011622111. The next prime is 31011622121. The reversal of 31011622114 is 41122611013.

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

It is a super-2 number, since 2×310116221142 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 1409619187 = 31011622114 / (3 + 1 + 0 + 1 + 1 + 6 + 2 + 2 + 1 + 1 + 4).

It is not an unprimeable number, because it can be changed into a prime (31011622111) 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, 704809572 + ... + 704809615.

It is an arithmetic number, because the mean of its divisors is an integer number (6343286346).

Almost surely, 231011622114 is an apocalyptic number.

31011622114 is a deficient number, since it is larger than the sum of its proper divisors (19734668654).

31011622114 is a wasteful number, since it uses less digits than its factorization.

31011622114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409619200.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 31011622114 in words is "thirty-one billion, eleven million, six hundred twenty-two thousand, one hundred fourteen".

Divisors: 1 2 11 22 1409619187 2819238374 15505811057 31011622114