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87010087304 = 23711743132313
BaseRepresentation
bin101000100001000110…
…1001001000110001000
322022120212211101222002
41101002031021012020
52411144040243204
6103545532050132
76200122352630
oct1210215110610
9268525741862
1087010087304
113399aa20468
1214a43603948
13828856027a
1442d5b9d6c0
1523e3b2b91e
hex1442349188

87010087304 has 32 divisors (see below), whose sum is σ = 186467473920. Its totient is φ = 37286580096.

The previous prime is 87010087271. The next prime is 87010087309. The reversal of 87010087304 is 40378001078.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (87010087309) 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, 591452 + ... + 723764.

It is an arithmetic number, because the mean of its divisors is an integer number (5827108560).

Almost surely, 287010087304 is an apocalyptic number.

It is an amenable number.

87010087304 is an abundant number, since it is smaller than the sum of its proper divisors (99457386616).

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

87010087304 is a wasteful number, since it uses less digits than its factorization.

87010087304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144069 (or 144065 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 38.

The spelling of 87010087304 in words is "eighty-seven billion, ten million, eighty-seven thousand, three hundred four".

Divisors: 1 2 4 7 8 14 28 56 11743 23486 46972 82201 93944 132313 164402 264626 328804 529252 657608 926191 1058504 1852382 3704764 7409528 1553751559 3107503118 6215006236 10876260913 12430012472 21752521826 43505043652 87010087304