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228010468 = 2278143231
BaseRepresentation
bin11011001011100…
…10100111100100
3120220001010120011
431211302213210
5431332313333
634343020004
75436025360
oct1545624744
9526033504
10228010468
11107784704
126443a604
133831384a
14223d42a0
151503d9cd
hexd9729e4

228010468 has 12 divisors (see below), whose sum is σ = 456020992. Its totient is φ = 97718760.

The previous prime is 228010459. The next prime is 228010501. The reversal of 228010468 is 864010822.

228010468 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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, 4071588 + ... + 4071643.

Almost surely, 2228010468 is an apocalyptic number.

228010468 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

228010468 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

228010468 is a wasteful number, since it uses less digits than its factorization.

228010468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8143242 (or 8143240 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 228010468 is about 15100.0154966808. The cubic root of 228010468 is about 610.9208237322.

The spelling of 228010468 in words is "two hundred twenty-eight million, ten thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 28 8143231 16286462 32572924 57002617 114005234 228010468