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676243960 = 23575345569
BaseRepresentation
bin101000010011101…
…010100111111000
31202010110202022121
4220103222213320
52341104301320
6151034131024
722520656510
oct5023524770
91663422277
10676243960
113177a4107
1216a580a74
13aa142472
1465b52840
153e57d8aa
hex284ea9f8

676243960 has 64 divisors (see below), whose sum is σ = 1771761600. Its totient is φ = 227475456.

The previous prime is 676243913. The next prime is 676243961. The reversal of 676243960 is 69342676.

676243960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676243961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7945 + ... + 37624.

It is an arithmetic number, because the mean of its divisors is an integer number (27683775).

Almost surely, 2676243960 is an apocalyptic number.

It is an amenable number.

676243960 is an abundant number, since it is smaller than the sum of its proper divisors (1095517640).

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

676243960 is a wasteful number, since it uses less digits than its factorization.

676243960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45640 (or 45636 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 43.

The square root of 676243960 is about 26004.6911152584. The cubic root of 676243960 is about 877.7438590868.

The spelling of 676243960 in words is "six hundred seventy-six million, two hundred forty-three thousand, nine hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 53 56 70 106 140 212 265 280 371 424 530 742 1060 1484 1855 2120 2968 3710 7420 14840 45569 91138 182276 227845 318983 364552 455690 637966 911380 1275932 1594915 1822760 2415157 2551864 3189830 4830314 6379660 9660628 12075785 12759320 16906099 19321256 24151570 33812198 48303140 67624396 84530495 96606280 135248792 169060990 338121980 676243960