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675331656 = 23328138819
BaseRepresentation
bin101000010000001…
…011111001001000
31202001202101212120
4220100023321020
52340341103111
6151002411240
722510136646
oct5020137110
91661671776
10675331656
1131723073a
1216a200b20
13a9bb313c
1465996196
153e44d406
hex2840be48

675331656 has 16 divisors (see below), whose sum is σ = 1688329200. Its totient is φ = 225110544.

The previous prime is 675331651. The next prime is 675331667. The reversal of 675331656 is 656133576.

It is a happy number.

It is a super-3 number, since 3×6753316563 (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (675331651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14069386 + ... + 14069433.

It is an arithmetic number, because the mean of its divisors is an integer number (105520575).

Almost surely, 2675331656 is an apocalyptic number.

It is an amenable number.

675331656 is an abundant number, since it is smaller than the sum of its proper divisors (1012997544).

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

675331656 is a wasteful number, since it uses less digits than its factorization.

675331656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28138828 (or 28138824 counting only the distinct ones).

The product of its digits is 340200, while the sum is 42.

The square root of 675331656 is about 25987.1440523964. The cubic root of 675331656 is about 877.3489672773.

The spelling of 675331656 in words is "six hundred seventy-five million, three hundred thirty-one thousand, six hundred fifty-six".

Divisors: 1 2 3 4 6 8 12 24 28138819 56277638 84416457 112555276 168832914 225110552 337665828 675331656