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14921587714 = 211678253987
BaseRepresentation
bin11011110010110010…
…10101110000000010
31102111220121012020211
431321121111300002
5221024411301324
610504353224334
71035525255115
oct157131256002
942456535224
1014921587714
116367935780
122a852620aa
13153a523557
14a17a5257c
155c4ec6294
hex379655c02

14921587714 has 8 divisors (see below), whose sum is σ = 24417143568. Its totient is φ = 6782539860.

The previous prime is 14921587693. The next prime is 14921587757. The reversal of 14921587714 is 41778512941.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 339126972 + ... + 339127015.

It is an arithmetic number, because the mean of its divisors is an integer number (3052142946).

Almost surely, 214921587714 is an apocalyptic number.

14921587714 is a deficient number, since it is larger than the sum of its proper divisors (9495555854).

14921587714 is a wasteful number, since it uses less digits than its factorization.

14921587714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678254000.

The product of its digits is 564480, while the sum is 49.

The spelling of 14921587714 in words is "fourteen billion, nine hundred twenty-one million, five hundred eighty-seven thousand, seven hundred fourteen".

Divisors: 1 2 11 22 678253987 1356507974 7460793857 14921587714