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90368776996 = 22292712732
BaseRepresentation
bin101010000101001100…
…1100001101100100100
322122020221210112001121
41110022121201230210
52440033401330441
6105303112303324
76346264634101
oct1241231415444
9278227715047
1090368776996
1135363900773
12156203a1b44
1386a2351014
144533c95aa8
15253d923dd1
hex150a661b24

90368776996 has 81 divisors (see below), whose sum is σ = 168432911283. Its totient is φ = 42422647680.

The previous prime is 90368776973. The next prime is 90368777087. The reversal of 90368776996 is 69967786309.

The square root of 90368776996 is 300614.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 766736100 + 89602040896 = 27690^2 + 299336^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1237928416 + ... + 1237928488.

Almost surely, 290368776996 is an apocalyptic number.

90368776996 is the 300614-th square number.

It is an amenable number.

90368776996 is a deficient number, since it is larger than the sum of its proper divisors (78064134287).

90368776996 is an equidigital number, since it uses as much as digits as its factorization.

90368776996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 185177664, while the sum is 70.

The spelling of 90368776996 in words is "ninety billion, three hundred sixty-eight million, seven hundred seventy-six thousand, nine hundred ninety-six".

Divisors: 1 2 4 29 58 71 73 116 142 146 284 292 841 1682 2059 2117 3364 4118 4234 5041 5183 5329 8236 8468 10082 10366 10658 20164 20732 21316 59711 61393 119422 122786 146189 150307 154541 238844 245572 292378 300614 309082 367993 378359 584756 601228 618164 735986 756718 1471972 1513436 4239481 4358903 4481689 8478962 8717806 8963378 10671797 10972411 16957924 17435612 17926756 21343594 21944822 26863489 42687188 43889644 53726978 107453956 309482113 318199919 618964226 636399838 779041181 1237928452 1272799676 1558082362 3116164724 22592194249 45184388498 90368776996