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14971237808 = 246115339383
BaseRepresentation
bin11011111000101101…
…01111010110110000
31102122101000200101012
431330112233112300
5221130114102213
610513325330052
71040000264432
oct157426572660
942571020335
1014971237808
11639296760a
122a99a06928
1315478b85c7
14a20498652
155c95324a8
hex37c5af5b0

14971237808 has 20 divisors (see below), whose sum is σ = 29482296048. Its totient is φ = 7362903360.

The previous prime is 14971237793. The next prime is 14971237817. The reversal of 14971237808 is 80873217941.

It is a happy number.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7668716 + ... + 7670667.

Almost surely, 214971237808 is an apocalyptic number.

It is an amenable number.

14971237808 is a deficient number, since it is larger than the sum of its proper divisors (14511058240).

14971237808 is a wasteful number, since it uses less digits than its factorization.

14971237808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15339452 (or 15339446 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 50.

The spelling of 14971237808 in words is "fourteen billion, nine hundred seventy-one million, two hundred thirty-seven thousand, eight hundred eight".

Divisors: 1 2 4 8 16 61 122 244 488 976 15339383 30678766 61357532 122715064 245430128 935702363 1871404726 3742809452 7485618904 14971237808