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8929988 = 228292693
BaseRepresentation
bin100010000100…
…001011000100
3121210200122022
4202010023010
54241224423
6515222312
7135621644
oct42041304
917720568
108929988
11504a261
122ba7998
131b08822
141286524
15bb5dc8
hex8842c4

8929988 has 12 divisors (see below), whose sum is σ = 15652140. Its totient is φ = 4457952.

The previous prime is 8929969. The next prime is 8930011. The reversal of 8929988 is 8899298.

It can be written as a sum of positive squares in 2 ways, for example, as 4401604 + 4528384 = 2098^2 + 2128^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1970 + ... + 4662.

It is an arithmetic number, because the mean of its divisors is an integer number (1304345).

Almost surely, 28929988 is an apocalyptic number.

It is an amenable number.

8929988 is a deficient number, since it is larger than the sum of its proper divisors (6722152).

8929988 is a wasteful number, since it uses less digits than its factorization.

8929988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3526 (or 3524 counting only the distinct ones).

The product of its digits is 746496, while the sum is 53.

The square root of 8929988 is about 2988.3085516727. The cubic root of 8929988 is about 207.4676041746.

The spelling of 8929988 in words is "eight million, nine hundred twenty-nine thousand, nine hundred eighty-eight".

Divisors: 1 2 4 829 1658 2693 3316 5386 10772 2232497 4464994 8929988