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676314880 = 2851927809
BaseRepresentation
bin101000010011111…
…011111100000000
31202010121100121021
4220103323330000
52341114034010
6151035435224
722521403333
oct5023737400
91663540537
10676314880
1131784241a
1216a5b5b14
13aa168827
1465b7061a
153e5948da
hex284fbf00

676314880 has 72 divisors (see below), whose sum is σ = 1705309200. Its totient is φ = 256278528.

The previous prime is 676314857. The next prime is 676314889. The reversal of 676314880 is 88413676.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676314889) 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, 10416 + ... + 38224.

It is an arithmetic number, because the mean of its divisors is an integer number (23684850).

Almost surely, 2676314880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 676314880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (852654600).

676314880 is an abundant number, since it is smaller than the sum of its proper divisors (1028994320).

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

676314880 is a wasteful number, since it uses less digits than its factorization.

676314880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27849 (or 27835 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 676314880 is about 26006.0546796318. The cubic root of 676314880 is about 877.7745420071.

The spelling of 676314880 in words is "six hundred seventy-six million, three hundred fourteen thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 95 128 152 160 190 256 304 320 380 608 640 760 1216 1280 1520 2432 3040 4864 6080 12160 24320 27809 55618 111236 139045 222472 278090 444944 528371 556180 889888 1056742 1112360 1779776 2113484 2224720 2641855 3559552 4226968 4449440 5283710 7119104 8453936 8898880 10567420 16907872 17797760 21134840 33815744 35595520 42269680 67631488 84539360 135262976 169078720 338157440 676314880