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676531386 = 23312528359
BaseRepresentation
bin101000010100110…
…000110010111010
31202011000100121000
4220110300302322
52341143001021
6151044225430
722523264466
oct5024606272
91664010530
10676531386
11317980053
1216a69b276
13aa21323b
1465bc94a6
153e5d8b26
hex28530cba

676531386 has 16 divisors (see below), whose sum is σ = 1503403200. Its totient is φ = 225510444.

The previous prime is 676531367. The next prime is 676531391. The reversal of 676531386 is 683135676.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6264126 + ... + 6264233.

It is an arithmetic number, because the mean of its divisors is an integer number (93962700).

Almost surely, 2676531386 is an apocalyptic number.

676531386 is an abundant number, since it is smaller than the sum of its proper divisors (826871814).

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

676531386 is a wasteful number, since it uses less digits than its factorization.

676531386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12528370 (or 12528364 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 676531386 is about 26010.2169541125. The cubic root of 676531386 is about 877.8681981747.

The spelling of 676531386 in words is "six hundred seventy-six million, five hundred thirty-one thousand, three hundred eighty-six".

Divisors: 1 2 3 6 9 18 27 54 12528359 25056718 37585077 75170154 112755231 225510462 338265693 676531386