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83359289888 = 25729107119929
BaseRepresentation
bin100110110100010011…
…0011101001000100000
321222011110012200101222
41031220212131020200
52331204434234023
6102143354514212
76010502162450
oct1155046351040
9258143180358
1083359289888
1132397167316
12141a4a35968
137b260a5b04
14406ad89d60
15227d383cc8
hex136899d220

83359289888 has 96 divisors (see below), whose sum is σ = 195840892800. Its totient is φ = 34170845184.

The previous prime is 83359289879. The next prime is 83359289899. The reversal of 83359289888 is 88898295338.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635108 + ... + 755036.

It is an arithmetic number, because the mean of its divisors is an integer number (2040009300).

Almost surely, 283359289888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83359289888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97920446400).

83359289888 is an abundant number, since it is smaller than the sum of its proper divisors (112481602912).

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

83359289888 is a wasteful number, since it uses less digits than its factorization.

83359289888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120082 (or 120074 counting only the distinct ones).

The product of its digits is 238878720, while the sum is 71.

The spelling of 83359289888 in words is "eighty-three billion, three hundred fifty-nine million, two hundred eighty-nine thousand, eight hundred eighty-eight".

Divisors: 1 2 4 7 8 14 16 28 29 32 56 58 107 112 116 203 214 224 232 406 428 464 749 812 856 928 1498 1624 1712 2996 3103 3248 3424 5992 6206 6496 11984 12412 21721 23968 24824 43442 49648 86884 99296 119929 173768 239858 347536 479716 695072 839503 959432 1679006 1918864 3358012 3477941 3837728 6716024 6955882 12832403 13432048 13911764 24345587 25664806 26864096 27823528 48691174 51329612 55647056 89826821 97382348 102659224 111294112 179653642 194764696 205318448 359307284 372139687 389529392 410636896 718614568 744279374 779058784 1437229136 1488558748 2604977809 2874458272 2977117496 5209955618 5954234992 10419911236 11908469984 20839822472 41679644944 83359289888