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25083000580 = 22511211540349
BaseRepresentation
bin10111010111000100…
…000011011100000100
32101202002002110012111
4113113010003130010
5402332222004310
615304543430404
71545402662401
oct272704033404
971662073174
1025083000580
11a701777650
124a402b5404
1324997a75a1
1412dd3d12a8
159bc11a28a
hex5d7103704

25083000580 has 48 divisors (see below), whose sum is σ = 57735316800. Its totient is φ = 9077846400.

The previous prime is 25083000517. The next prime is 25083000583. The reversal of 25083000580 is 8500038052.

It is not an unprimeable number, because it can be changed into a prime (25083000583) 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, 223755 + ... + 316594.

It is an arithmetic number, because the mean of its divisors is an integer number (1202819100).

Almost surely, 225083000580 is an apocalyptic number.

25083000580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25083000580 is an abundant number, since it is smaller than the sum of its proper divisors (32652316220).

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

25083000580 is a wasteful number, since it uses less digits than its factorization.

25083000580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540580 (or 540578 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 25083000580 in words is "twenty-five billion, eighty-three million, five hundred eighty", and thus it is an aban number.

Divisors: 1 2 4 5 10 11 20 22 44 55 110 211 220 422 844 1055 2110 2321 4220 4642 9284 11605 23210 46420 540349 1080698 2161396 2701745 5403490 5943839 10806980 11887678 23775356 29719195 59438390 114013639 118876780 228027278 456054556 570068195 1140136390 1254150029 2280272780 2508300058 5016600116 6270750145 12541500290 25083000580