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1312929293131 = 15160114467381
BaseRepresentation
bin10011000110110000101…
…011110010001101001011
311122111220022002121002201
4103012300223302031023
5133002334344340011
62443052411141031
7163566416566501
oct23066053621513
94574808077081
101312929293131
114668a03a3515
12192555444777
1396a68940951
144779078a671
152424405bcc1
hex131b0af234b

1312929293131 has 8 divisors (see below), whose sum is σ = 1323823322528. Its totient is φ = 1302064200000.

The previous prime is 1312929293087. The next prime is 1312929293141. The reversal of 1312929293131 is 1313929292131.

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 1312929293131 - 219 = 1312928768843 is a prime.

It is a super-2 number, since 2×13129292931312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1312929293141) 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, 7142940 + ... + 7324441.

It is an arithmetic number, because the mean of its divisors is an integer number (165477915316).

Almost surely, 21312929293131 is an apocalyptic number.

1312929293131 is a deficient number, since it is larger than the sum of its proper divisors (10894029397).

1312929293131 is a wasteful number, since it uses less digits than its factorization.

1312929293131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14468133.

The product of its digits is 157464, while the sum is 46.

The spelling of 1312929293131 in words is "one trillion, three hundred twelve billion, nine hundred twenty-nine million, two hundred ninety-three thousand, one hundred thirty-one".

Divisors: 1 151 601 90751 14467381 2184574531 8694895981 1312929293131