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12319942901 = 783201710513
BaseRepresentation
bin10110111100101001…
…10110100011110101
31011210121010221111112
423132110312203311
5200212401133101
65354255044405
7614204533610
oct133624664365
934717127445
1012319942901
1152523174a2
122479b10705
131214525a56
1484c303177
154c18bd6bb
hex2de5368f5

12319942901 has 16 divisors (see below), whose sum is σ = 14257993344. Its totient is φ = 10426558464.

The previous prime is 12319942889. The next prime is 12319942979. The reversal of 12319942901 is 10924991321.

It is not a de Polignac number, because 12319942901 - 226 = 12252834037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12319942981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1166621 + ... + 1177133.

It is an arithmetic number, because the mean of its divisors is an integer number (891124584).

Almost surely, 212319942901 is an apocalyptic number.

It is an amenable number.

12319942901 is a deficient number, since it is larger than the sum of its proper divisors (1938050443).

12319942901 is a wasteful number, since it uses less digits than its factorization.

12319942901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12620.

The product of its (nonzero) digits is 34992, while the sum is 41.

The spelling of 12319942901 in words is "twelve billion, three hundred nineteen million, nine hundred forty-two thousand, nine hundred one".

Divisors: 1 7 83 581 2017 10513 14119 73591 167411 872579 1171877 6108053 21204721 148433047 1759991843 12319942901