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8385083812 = 227714217849
BaseRepresentation
bin1111100111100101…
…00011100110100100
3210122101000101120201
413303302203212210
5114133040140222
63504013240244
7414535015330
oct76362434644
923571011521
108385083812
113613185636
121760193084
13a38261271
145978a87c0
15341214427
hex1f3ca39a4

8385083812 has 24 divisors (see below), whose sum is σ = 17006371200. Its totient is φ = 3542992320.

The previous prime is 8385083801. The next prime is 8385083821. The reversal of 8385083812 is 2183805838.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2106937 + ... + 2110912.

It is an arithmetic number, because the mean of its divisors is an integer number (708598800).

Almost surely, 28385083812 is an apocalyptic number.

It is an amenable number.

8385083812 is an abundant number, since it is smaller than the sum of its proper divisors (8621287388).

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

8385083812 is a wasteful number, since it uses less digits than its factorization.

8385083812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4217931 (or 4217929 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 46.

The square root of 8385083812 is about 91570.1032652033. The cubic root of 8385083812 is about 2031.5887658644.

The spelling of 8385083812 in words is "eight billion, three hundred eighty-five million, eighty-three thousand, eight hundred twelve".

Divisors: 1 2 4 7 14 28 71 142 284 497 994 1988 4217849 8435698 16871396 29524943 59049886 118099772 299467279 598934558 1197869116 2096270953 4192541906 8385083812