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12214505315 = 512497195479
BaseRepresentation
bin10110110000000101…
…01000111101100011
31011112020202011022202
423120002220331203
5200003403132230
65340011123415
7611454403445
oct133002507543
934466664282
1012214505315
1151a88516a1
12244a74356b
1311c872a24c
1483c2d8495
154b74e2a45
hex2d80a8f63

12214505315 has 8 divisors (see below), whose sum is σ = 14658654240. Its totient is φ = 9770772352.

The previous prime is 12214505311. The next prime is 12214505353. The reversal of 12214505315 is 51350541221.

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 12214505315 - 22 = 12214505311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12214505311) 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, 35255 + ... + 160224.

It is an arithmetic number, because the mean of its divisors is an integer number (1832331780).

Almost surely, 212214505315 is an apocalyptic number.

12214505315 is a deficient number, since it is larger than the sum of its proper divisors (2444148925).

12214505315 is a wasteful number, since it uses less digits than its factorization.

12214505315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207981.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 12214505315 in words is "twelve billion, two hundred fourteen million, five hundred five thousand, three hundred fifteen".

Divisors: 1 5 12497 62485 195479 977395 2442901063 12214505315