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14909672 = 2311316493
BaseRepresentation
bin111000111000…
…000011101000
31001001111020002
4320320003220
512304102142
61251322132
7240505301
oct70700350
931044202
1014909672
118463948
124bb0348
1331204bb
141da17a8
151497a32
hexe380e8

14909672 has 16 divisors (see below), whose sum is σ = 28204740. Its totient is φ = 7388416.

The previous prime is 14909647. The next prime is 14909689. The reversal of 14909672 is 27690941.

It can be written as a sum of positive squares in 2 ways, for example, as 9647236 + 5262436 = 3106^2 + 2294^2 .

It is a super-4 number, since 4×149096724 (a number of 30 digits) contains 4444 as substring.

It is an alternating number because its digits alternate between odd and even.

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, 7343 + ... + 9150.

Almost surely, 214909672 is an apocalyptic number.

It is an amenable number.

14909672 is a deficient number, since it is larger than the sum of its proper divisors (13295068).

14909672 is a wasteful number, since it uses less digits than its factorization.

14909672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16612 (or 16608 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 14909672 is about 3861.3044428017. The cubic root of 14909672 is about 246.1251703975.

The spelling of 14909672 in words is "fourteen million, nine hundred nine thousand, six hundred seventy-two".

Divisors: 1 2 4 8 113 226 452 904 16493 32986 65972 131944 1863709 3727418 7454836 14909672