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47581013080 = 2356263189929
BaseRepresentation
bin101100010100000011…
…001010010001011000
311112211000001220101201
4230110003022101120
51234421214404310
633505230123544
73303046636516
oct542403122130
9145730056351
1047581013080
11191a7272407
12927a9505b4
134643866b13
14243536b4b6
15138731ce3a
hexb140ca458

47581013080 has 32 divisors (see below), whose sum is σ = 107074936800. Its totient is φ = 19029266176.

The previous prime is 47581013047. The next prime is 47581013087. The reversal of 47581013080 is 8031018574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47581013087) 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, 155556 + ... + 345484.

It is an arithmetic number, because the mean of its divisors is an integer number (3346091775).

Almost surely, 247581013080 is an apocalyptic number.

47581013080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47581013080 is an abundant number, since it is smaller than the sum of its proper divisors (59493923720).

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

47581013080 is a wasteful number, since it uses less digits than its factorization.

47581013080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196203 (or 196199 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 37.

The spelling of 47581013080 in words is "forty-seven billion, five hundred eighty-one million, thirteen thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 6263 12526 25052 31315 50104 62630 125260 189929 250520 379858 759716 949645 1519432 1899290 3798580 7597160 1189525327 2379050654 4758101308 5947626635 9516202616 11895253270 23790506540 47581013080