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32130013331 = 1310323995529
BaseRepresentation
bin11101111011000110…
…010001100010010011
310001221012021210100202
4131323012101202103
51011300240411311
622432121405415
72215132415153
oct357306214223
9101835253322
1032130013331
1112698611629
12628833986b
133050761010
1417ab2a8763
15c80b1de3b
hex77b191893

32130013331 has 8 divisors (see below), whose sum is σ = 34937491680. Its totient is φ = 29370526272.

The previous prime is 32130013259. The next prime is 32130013373. The reversal of 32130013331 is 13331003123.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-32130013331 is a prime.

It is a super-2 number, since 2×321300133312 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32130013031) 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, 11996426 + ... + 11999103.

It is an arithmetic number, because the mean of its divisors is an integer number (4367186460).

Almost surely, 232130013331 is an apocalyptic number.

32130013331 is a deficient number, since it is larger than the sum of its proper divisors (2807478349).

32130013331 is a wasteful number, since it uses less digits than its factorization.

32130013331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23995645.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 32130013331 its reverse (13331003123), we get a palindrome (45461016454).

The spelling of 32130013331 in words is "thirty-two billion, one hundred thirty million, thirteen thousand, three hundred thirty-one".

Divisors: 1 13 103 1339 23995529 311941877 2471539487 32130013331