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27131013037 = 239952111923
BaseRepresentation
bin11001010001001000…
…100110011110101101
32121000210210021010201
4121101020212132231
5421031014404122
620244103433501
71650221543242
oct312110463655
977023707121
1027131013037
1110562827727
125312155891
132734b9248b
1414553c75c9
15a8bd13a27
hex6512267ad

27131013037 has 8 divisors (see below), whose sum is σ = 27249678720. Its totient is φ = 27012390720.

The previous prime is 27131012971. The next prime is 27131013043. The reversal of 27131013037 is 73031013172.

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

It is a cyclic number.

It is not a de Polignac number, because 27131013037 - 211 = 27131010989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27131012996 and 27131013014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27131013067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2269558 + ... + 2281480.

It is an arithmetic number, because the mean of its divisors is an integer number (3406209840).

Almost surely, 227131013037 is an apocalyptic number.

It is an amenable number.

27131013037 is a deficient number, since it is larger than the sum of its proper divisors (118665683).

27131013037 is a wasteful number, since it uses less digits than its factorization.

27131013037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21683.

The product of its (nonzero) digits is 2646, while the sum is 28.

The spelling of 27131013037 in words is "twenty-seven billion, one hundred thirty-one million, thirteen thousand, thirty-seven".

Divisors: 1 239 9521 11923 2275519 2849597 113518883 27131013037