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28234075604 = 2272789336151
BaseRepresentation
bin11010010010111000…
…011100110111010100
32200212200101122111212
4122102320130313110
5430310410404404
620545350120552
72016444453140
oct322270346724
980780348455
1028234075604
1110a79443989
12557b650158
13287c576117
14151bac2220
15b03aa206e
hex692e1cdd4

28234075604 has 24 divisors (see below), whose sum is σ = 56471737728. Its totient is φ = 12099549600.

The previous prime is 28234075567. The next prime is 28234075621. The reversal of 28234075604 is 40657043282.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762929 + ... + 799079.

It is an arithmetic number, because the mean of its divisors is an integer number (2352989072).

Almost surely, 228234075604 is an apocalyptic number.

It is an amenable number.

28234075604 is an abundant number, since it is smaller than the sum of its proper divisors (28237662124).

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

28234075604 is a wasteful number, since it uses less digits than its factorization.

28234075604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64055 (or 64053 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 28234075604 in words is "twenty-eight billion, two hundred thirty-four million, seventy-five thousand, six hundred four".

Divisors: 1 2 4 7 14 28 27893 36151 55786 72302 111572 144604 195251 253057 390502 506114 781004 1012228 1008359843 2016719686 4033439372 7058518901 14117037802 28234075604