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82083960 = 23325732573
BaseRepresentation
bin1001110010010…
…00000001111000
312201110022000200
410321020001320
5132003141320
612051202200
72014462560
oct471100170
9181408020
1082083960
1142374992
12235a6360
131400caba
14ac89da0
157316290
hex4e48078

82083960 has 96 divisors (see below), whose sum is σ = 304892640. Its totient is φ = 18761472.

The previous prime is 82083959. The next prime is 82083977. The reversal of 82083960 is 6938028.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13767 + ... + 18806.

It is an arithmetic number, because the mean of its divisors is an integer number (3175965).

Almost surely, 282083960 is an apocalyptic number.

It is an amenable number.

82083960 is an abundant number, since it is smaller than the sum of its proper divisors (222808680).

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

82083960 is a wasteful number, since it uses less digits than its factorization.

82083960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32597 (or 32590 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 82083960 is about 9060.0198675279. The cubic root of 82083960 is about 434.5963755047.

The spelling of 82083960 in words is "eighty-two million, eighty-three thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 105 120 126 140 168 180 210 252 280 315 360 420 504 630 840 1260 2520 32573 65146 97719 130292 162865 195438 228011 260584 293157 325730 390876 456022 488595 586314 651460 684033 781752 912044 977190 1140055 1172628 1302920 1368066 1465785 1824088 1954380 2052099 2280110 2345256 2736132 2931570 3420165 3908760 4104198 4560220 5472264 5863140 6840330 8208396 9120440 10260495 11726280 13680660 16416792 20520990 27361320 41041980 82083960