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13102313131412 = 223275578282853
BaseRepresentation
bin1011111010101001111010…
…1110000100110110010100
31201101120100201201010021222
42332222132232010312110
53204132014130201122
643511041454025512
72521416351022301
oct276523656046624
951346321633258
1013102313131412
1141a172920574a
1215773961a8298
13740709789c6b
143342263720a8
1517ac4b9d8b42
hexbea9eb84d94

13102313131412 has 6 divisors (see below), whose sum is σ = 22929047979978. Its totient is φ = 6551156565704.

The previous prime is 13102313131387. The next prime is 13102313131423. The reversal of 13102313131412 is 21413131320131.

It can be written as a sum of positive squares in only one way, i.e., 12138841319056 + 963471812356 = 3484084^2 + 981566^2 .

It is a super-2 number, since 2×131023131314122 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1637789141423 + ... + 1637789141430.

It is an arithmetic number, because the mean of its divisors is an integer number (3821507996663).

Almost surely, 213102313131412 is an apocalyptic number.

It is an amenable number.

13102313131412 is a deficient number, since it is larger than the sum of its proper divisors (9826734848566).

13102313131412 is a wasteful number, since it uses less digits than its factorization.

13102313131412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3275578282857 (or 3275578282855 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 13102313131412 its reverse (21413131320131), we get a palindrome (34515444451543).

The spelling of 13102313131412 in words is "thirteen trillion, one hundred two billion, three hundred thirteen million, one hundred thirty-one thousand, four hundred twelve".

Divisors: 1 2 4 3275578282853 6551156565706 13102313131412