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3130331412 = 2231347426941
BaseRepresentation
bin1011101010010101…
…0001000100010100
322002011021022102110
42322211101010110
522402331101122
61234341511020
7140400243435
oct27245210424
98064238373
103130331412
111366a9935a
12734412470
133ab6b7b10
14219a5148c
15134c3a90c
hexba951114

3130331412 has 48 divisors (see below), whose sum is σ = 8033340672. Its totient is φ = 942683520.

The previous prime is 3130331389. The next prime is 3130331429. The reversal of 3130331412 is 2141330313.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206139 + ... + 220802.

It is an arithmetic number, because the mean of its divisors is an integer number (167361264).

Almost surely, 23130331412 is an apocalyptic number.

It is an amenable number.

3130331412 is an abundant number, since it is smaller than the sum of its proper divisors (4903009260).

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

3130331412 is a wasteful number, since it uses less digits than its factorization.

3130331412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427008 (or 427006 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 3130331412 is about 55949.3647148920. The cubic root of 3130331412 is about 1462.8398177120.

Adding to 3130331412 its reverse (2141330313), we get a palindrome (5271661725).

The spelling of 3130331412 in words is "three billion, one hundred thirty million, three hundred thirty-one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 47 52 78 94 141 156 188 282 564 611 1222 1833 2444 3666 7332 426941 853882 1280823 1707764 2561646 5123292 5550233 11100466 16650699 20066227 22200932 33301398 40132454 60198681 66602796 80264908 120397362 240794724 260860951 521721902 782582853 1043443804 1565165706 3130331412