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2831680700 = 225228316807
BaseRepresentation
bin1010100011001000…
…0000010010111100
321022100022021122222
42220302000102330
521244402240300
61144552424512
7130112613602
oct25062002274
97270267588
102831680700
111223456692
126703a8138
13361870214
141cc10d872
151188e6785
hexa8c804bc

2831680700 has 18 divisors (see below), whose sum is σ = 6144747336. Its totient is φ = 1132672240.

The previous prime is 2831680651. The next prime is 2831680711. The reversal of 2831680700 is 70861382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14158304 + ... + 14158503.

It is an arithmetic number, because the mean of its divisors is an integer number (341374852).

Almost surely, 22831680700 is an apocalyptic number.

2831680700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2831680700 is an abundant number, since it is smaller than the sum of its proper divisors (3313066636).

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

2831680700 is a wasteful number, since it uses less digits than its factorization.

2831680700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28316821 (or 28316814 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 2831680700 is about 53213.5386908257. The cubic root of 2831680700 is about 1414.7556171244.

The spelling of 2831680700 in words is "two billion, eight hundred thirty-one million, six hundred eighty thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 28316807 56633614 113267228 141584035 283168070 566336140 707920175 1415840350 2831680700