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13968008 = 234993499
BaseRepresentation
bin110101010010…
…001010001000
3222021122111122
4311102022020
512033434013
61215214412
7226504025
oct65221210
928248448
1013968008
11798040a
124817408
132b809c2
141bd854c
15135da08
hexd52288

13968008 has 16 divisors (see below), whose sum is σ = 26250000. Its totient is φ = 6968016.

The previous prime is 13968001. The next prime is 13968037. The reversal of 13968008 is 80086931.

It is not an unprimeable number, because it can be changed into a prime (13968001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2243 + ... + 5741.

It is an arithmetic number, because the mean of its divisors is an integer number (1640625).

Almost surely, 213968008 is an apocalyptic number.

It is an amenable number.

13968008 is a deficient number, since it is larger than the sum of its proper divisors (12281992).

13968008 is a wasteful number, since it uses less digits than its factorization.

13968008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004 (or 4000 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 13968008 is about 3737.3798308441. The cubic root of 13968008 is about 240.8305024219.

The spelling of 13968008 in words is "thirteen million, nine hundred sixty-eight thousand, eight".

Divisors: 1 2 4 8 499 998 1996 3499 3992 6998 13996 27992 1746001 3492002 6984004 13968008