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228075924 = 223191000333
BaseRepresentation
bin11011001100000…
…10100110010100
3120220011110100110
431212002212110
5431341412144
634344243020
75436420246
oct1546024624
9526143313
10228075924
111078198aa
1264470470
133833758b
1422410096
15150530b9
hexd982994

228075924 has 24 divisors (see below), whose sum is σ = 560187040. Its totient is φ = 72023904.

The previous prime is 228075917. The next prime is 228075929. The reversal of 228075924 is 429570822.

228075924 is a modest number, since divided by 75924 gives 228 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228075929) 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, 499939 + ... + 500394.

Almost surely, 2228075924 is an apocalyptic number.

It is an amenable number.

228075924 is an abundant number, since it is smaller than the sum of its proper divisors (332111116).

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

228075924 is a wasteful number, since it uses less digits than its factorization.

228075924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000359 (or 1000357 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 228075924 is about 15102.1827561449. The cubic root of 228075924 is about 610.9792780770.

The spelling of 228075924 in words is "two hundred twenty-eight million, seventy-five thousand, nine hundred twenty-four".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 1000333 2000666 3000999 4001332 6001998 12003996 19006327 38012654 57018981 76025308 114037962 228075924