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506333672 = 23136179813
BaseRepresentation
bin11110001011100…
…000100111101000
31022021202102012222
4132023200213220
52014110134142
6122124253212
715355523315
oct3613404750
91267672188
10506333672
1123a8a2a89
121216a1208
1380b91c30
144b363d0c
152e6b9bd2
hex1e2e09e8

506333672 has 32 divisors (see below), whose sum is σ = 1039178280. Its totient is φ = 229858560.

The previous prime is 506333671. The next prime is 506333687. The reversal of 506333672 is 276333605.

It can be written as a sum of positive squares in 4 ways, for example, as 364580836 + 141752836 = 19094^2 + 11906^2 .

It is not an unprimeable number, because it can be changed into a prime (506333671) 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, 33563 + ... + 46250.

Almost surely, 2506333672 is an apocalyptic number.

506333672 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

506333672 is an abundant number, since it is smaller than the sum of its proper divisors (532844608).

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

506333672 is a wasteful number, since it uses less digits than its factorization.

506333672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79893 (or 79889 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 35.

The square root of 506333672 is about 22501.8593009556. The cubic root of 506333672 is about 797.0378329955.

The spelling of 506333672 in words is "five hundred six million, three hundred thirty-three thousand, six hundred seventy-two".

Divisors: 1 2 4 8 13 26 52 61 104 122 244 488 793 1586 3172 6344 79813 159626 319252 638504 1037569 2075138 4150276 4868593 8300552 9737186 19474372 38948744 63291709 126583418 253166836 506333672