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12901376379 = 333291291817
BaseRepresentation
bin11000000001111101…
…10110000101111011
31020022010012211021210
430000332312011323
5202410223021004
65532105134203
7634464614133
oct140076660573
936263184253
1012901376379
115520544031
12260078a363
1312a7b20828
148a5615ac3
15507970089
hex300fb617b

12901376379 has 8 divisors (see below), whose sum is σ = 17207015760. Its totient is φ = 8598327296.

The previous prime is 12901376329. The next prime is 12901376443. The reversal of 12901376379 is 97367310921.

It is a happy number.

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 12901376379 - 212 = 12901372283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12901376309) 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, 635922 + ... + 655895.

It is an arithmetic number, because the mean of its divisors is an integer number (2150876970).

Almost surely, 212901376379 is an apocalyptic number.

12901376379 is a deficient number, since it is larger than the sum of its proper divisors (4305639381).

12901376379 is a wasteful number, since it uses less digits than its factorization.

12901376379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295149.

The product of its (nonzero) digits is 428652, while the sum is 48.

The spelling of 12901376379 in words is "twelve billion, nine hundred one million, three hundred seventy-six thousand, three hundred seventy-nine".

Divisors: 1 3 3329 9987 1291817 3875451 4300458793 12901376379