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87080584676 = 22213411020109
BaseRepresentation
bin101000100011001101…
…0000100010111100100
322022202210111001011212
41101012122010113210
52411320112202201
6104000531050552
76201636520421
oct1210632042744
9268683431155
1087080584676
1133a267a1158
1214a63140a58
13829a0442a7
1443012b0d48
1523e9e04abb
hex14466845e4

87080584676 has 12 divisors (see below), whose sum is σ = 152398313340. Its totient is φ = 43538209440.

The previous prime is 87080584609. The next prime is 87080584681. The reversal of 87080584676 is 67648508078.

It can be written as a sum of positive squares in 2 ways, for example, as 86960112100 + 120472576 = 294890^2 + 10976^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424691 + ... + 595418.

It is an arithmetic number, because the mean of its divisors is an integer number (12699859445).

Almost surely, 287080584676 is an apocalyptic number.

It is an amenable number.

87080584676 is a deficient number, since it is larger than the sum of its proper divisors (65317728664).

87080584676 is a wasteful number, since it uses less digits than its factorization.

87080584676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041454 (or 1041452 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 59.

The spelling of 87080584676 in words is "eighty-seven billion, eighty million, five hundred eighty-four thousand, six hundred seventy-six".

Divisors: 1 2 4 21341 42682 85364 1020109 2040218 4080436 21770146169 43540292338 87080584676