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8230471304 = 231128502553
BaseRepresentation
bin1111010101001001…
…10000011010001000
3210020121002021002112
413222210300122020
5113324000040204
63440411321452
7410646565106
oct75244603210
923217067075
108230471304
113543982a00
121718450288
13a12208a83
1458113cc76
1533287326e
hex1ea930688

8230471304 has 24 divisors (see below), whose sum is σ = 16962595230. Its totient is φ = 3741122880.

The previous prime is 8230471261. The next prime is 8230471309. The reversal of 8230471304 is 4031740328.

It can be written as a sum of positive squares in only one way, i.e., 5898547204 + 2331924100 = 76802^2 + 48290^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (8230471309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4250309 + ... + 4252244.

Almost surely, 28230471304 is an apocalyptic number.

It is an amenable number.

8230471304 is an abundant number, since it is smaller than the sum of its proper divisors (8732123926).

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

8230471304 is a wasteful number, since it uses less digits than its factorization.

8230471304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8502581 (or 8502566 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 8230471304 is about 90721.9449967867. The cubic root of 8230471304 is about 2019.0244042331.

The spelling of 8230471304 in words is "eight billion, two hundred thirty million, four hundred seventy-one thousand, three hundred four".

Divisors: 1 2 4 8 11 22 44 88 121 242 484 968 8502553 17005106 34010212 68020424 93528083 187056166 374112332 748224664 1028808913 2057617826 4115235652 8230471304