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244796680 = 23547130211
BaseRepresentation
bin11101001011101…
…00110100001000
3122001121221220201
432211310310020
51000131443210
640142501544
76031510642
oct1645646410
9561557821
10244796680
111161aa407
1269b948b4
133b94020b
1424723892
151675753a
hexe974d08

244796680 has 32 divisors (see below), whose sum is σ = 562515840. Its totient is φ = 95834560.

The previous prime is 244796639. The next prime is 244796681. The reversal of 244796680 is 86697442.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 244796680.

It is not an unprimeable number, because it can be changed into a prime (244796681) by changing a digit.

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, 63226 + ... + 66985.

It is an arithmetic number, because the mean of its divisors is an integer number (17578620).

Almost surely, 2244796680 is an apocalyptic number.

244796680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244796680 is an abundant number, since it is smaller than the sum of its proper divisors (317719160).

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

244796680 is a wasteful number, since it uses less digits than its factorization.

244796680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130269 (or 130265 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 244796680 is about 15645.9796753032. The cubic root of 244796680 is about 625.5593328854.

The spelling of 244796680 in words is "two hundred forty-four million, seven hundred ninety-six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 47 94 188 235 376 470 940 1880 130211 260422 520844 651055 1041688 1302110 2604220 5208440 6119917 12239834 24479668 30599585 48959336 61199170 122398340 244796680