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38228053 = 17331251
BaseRepresentation
bin1001000111010…
…1000001010101
32122221012000211
42101311001111
534241244203
63443205421
7642635023
oct221650125
978835024
1038228053
111a640336
1210976871
137bc6166
145111713
153551c6d
hex2475055

38228053 has 16 divisors (see below), whose sum is σ = 42094080. Its totient is φ = 34680000.

The previous prime is 38228051. The next prime is 38228059. The reversal of 38228053 is 35082283.

It is not a de Polignac number, because 38228053 - 21 = 38228051 is a prime.

It is a super-2 number, since 2×382280532 = 2922768072341618, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38228051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152178 + ... + 152428.

It is an arithmetic number, because the mean of its divisors is an integer number (2630880).

Almost surely, 238228053 is an apocalyptic number.

It is an amenable number.

38228053 is a deficient number, since it is larger than the sum of its proper divisors (3866027).

38228053 is an equidigital number, since it uses as much as digits as its factorization.

38228053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 299 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 38228053 is about 6182.8838740510. The cubic root of 38228053 is about 336.8687511161.

The spelling of 38228053 in words is "thirty-eight million, two hundred twenty-eight thousand, fifty-three".

Divisors: 1 17 31 251 289 527 4267 4913 7781 8959 72539 132277 152303 1233163 2248709 38228053