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3130679292 = 2231320068457
BaseRepresentation
bin1011101010011010…
…0101111111111100
322002011220222121220
42322212211333330
522402423214132
61234353153340
7140403222606
oct27246457774
98064828556
103130679292
111367206764
1273455b850
133ab7aa270
14219b02176
15134ca8a2c
hexba9a5ffc

3130679292 has 24 divisors (see below), whose sum is σ = 7866835536. Its totient is φ = 963285888.

The previous prime is 3130679287. The next prime is 3130679309. The reversal of 3130679292 is 2929760313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10034073 + ... + 10034384.

It is an arithmetic number, because the mean of its divisors is an integer number (327784814).

Almost surely, 23130679292 is an apocalyptic number.

It is an amenable number.

3130679292 is an abundant number, since it is smaller than the sum of its proper divisors (4736156244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3130679292 is a wasteful number, since it uses less digits than its factorization.

3130679292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20068477 (or 20068475 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 42.

The square root of 3130679292 is about 55952.4735110075. The cubic root of 3130679292 is about 1462.8940051445.

The spelling of 3130679292 in words is "three billion, one hundred thirty million, six hundred seventy-nine thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 20068457 40136914 60205371 80273828 120410742 240821484 260889941 521779882 782669823 1043559764 1565339646 3130679292