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38245128 = 2334138867
BaseRepresentation
bin1001000111100…
…1001100001000
32122222001110020
42101321030020
534242321003
63443420440
7643035555
oct221711410
978861406
1038245128
111a652149
1210984720
137c00b6c
145117a2c
153556d53
hex2479308

38245128 has 32 divisors (see below), whose sum is σ = 97947360. Its totient is φ = 12437120.

The previous prime is 38245127. The next prime is 38245133. The reversal of 38245128 is 82154283.

It is not an unprimeable number, because it can be changed into a prime (38245127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18450 + ... + 20417.

It is an arithmetic number, because the mean of its divisors is an integer number (3060855).

Almost surely, 238245128 is an apocalyptic number.

It is an amenable number.

38245128 is an abundant number, since it is smaller than the sum of its proper divisors (59702232).

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

38245128 is a wasteful number, since it uses less digits than its factorization.

38245128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38917 (or 38913 counting only the distinct ones).

The product of its digits is 15360, while the sum is 33.

The square root of 38245128 is about 6184.2645480283. The cubic root of 38245128 is about 336.9188990858.

The spelling of 38245128 in words is "thirty-eight million, two hundred forty-five thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 24 41 82 123 164 246 328 492 984 38867 77734 116601 155468 233202 310936 466404 932808 1593547 3187094 4780641 6374188 9561282 12748376 19122564 38245128