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14974988 = 227276403
BaseRepresentation
bin111001001000…
…000000001100
31001011210211012
4321020000030
512313144423
61252544352
7241166600
oct71100014
931153735
1014974988
1184a8a26
1250220b8
133144152
141dbb500
1514ac078
hexe4800c

14974988 has 18 divisors (see below), whose sum is σ = 30485196. Its totient is φ = 6417768.

The previous prime is 14974987. The next prime is 14975027. The reversal of 14974988 is 88947941.

It is not an unprimeable number, because it can be changed into a prime (14974987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38006 + ... + 38397.

It is an arithmetic number, because the mean of its divisors is an integer number (1693622).

Almost surely, 214974988 is an apocalyptic number.

It is an amenable number.

14974988 is an abundant number, since it is smaller than the sum of its proper divisors (15510208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14974988 is a wasteful number, since it uses less digits than its factorization.

14974988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76421 (or 76412 counting only the distinct ones).

The product of its digits is 580608, while the sum is 50.

The square root of 14974988 is about 3869.7529636916. The cubic root of 14974988 is about 246.4840536241.

The spelling of 14974988 in words is "fourteen million, nine hundred seventy-four thousand, nine hundred eighty-eight".

Divisors: 1 2 4 7 14 28 49 98 196 76403 152806 305612 534821 1069642 2139284 3743747 7487494 14974988