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83080002550 = 25219937922031
BaseRepresentation
bin100110101011111110…
…1000011101111110110
321221102222200102012111
41031113331003233312
52330121440040200
6102055540441234
76000541240606
oct1152775035766
9257388612174
1083080002550
113226354a636
12141273a921a
137ab027a92c
144041c48c06
152263ab70ba
hex1357f43bf6

83080002550 has 48 divisors (see below), whose sum is σ = 155722176000. Its totient is φ = 32976266400.

The previous prime is 83080002463. The next prime is 83080002589. The reversal of 83080002550 is 5520008038.

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, 3760035 + ... + 3782065.

It is an arithmetic number, because the mean of its divisors is an integer number (3244212000).

Almost surely, 283080002550 is an apocalyptic number.

83080002550 is a deficient number, since it is larger than the sum of its proper divisors (72642173450).

83080002550 is a wasteful number, since it uses less digits than its factorization.

83080002550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22621 (or 22616 counting only the distinct ones).

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

The spelling of 83080002550 in words is "eighty-three billion, eighty million, two thousand, five hundred fifty".

Divisors: 1 2 5 10 25 50 199 379 398 758 995 1895 1990 3790 4975 9475 9950 18950 22031 44062 75421 110155 150842 220310 377105 550775 754210 1101550 1885525 3771050 4384169 8349749 8768338 16699498 21920845 41748745 43841690 83497490 109604225 208743725 219208450 417487450 1661600051 3323200102 8308000255 16616000510 41540001275 83080002550