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10388128 = 25476907
BaseRepresentation
bin100111101000…
…001010100000
3201112202211111
4213220022200
510124410003
61010353104
7154204042
oct47501240
921482744
1010388128
115955833
12358b794
1321c942a
141545a92
15da2e6d
hex9e82a0

10388128 has 24 divisors (see below), whose sum is σ = 20889792. Its totient is φ = 5082816.

The previous prime is 10388107. The next prime is 10388143. The reversal of 10388128 is 82188301.

It is a self number, because there is not a number n which added to its sum of digits gives 10388128.

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, 1950 + ... + 4957.

It is an arithmetic number, because the mean of its divisors is an integer number (870408).

Almost surely, 210388128 is an apocalyptic number.

It is an amenable number.

10388128 is an abundant number, since it is smaller than the sum of its proper divisors (10501664).

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

10388128 is an equidigital number, since it uses as much as digits as its factorization.

10388128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6964 (or 6956 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 31.

The square root of 10388128 is about 3223.0618982576. The cubic root of 10388128 is about 218.1954871908.

The spelling of 10388128 in words is "ten million, three hundred eighty-eight thousand, one hundred twenty-eight".

Divisors: 1 2 4 8 16 32 47 94 188 376 752 1504 6907 13814 27628 55256 110512 221024 324629 649258 1298516 2597032 5194064 10388128