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80163492 = 2238238117
BaseRepresentation
bin1001100011100…
…11001010100100
312120211201122020
410301303022210
5131010212432
611542103140
71662243543
oct461631244
9176751566
1080163492
1141283022
1222a1aab0
13137b9926
14a90a15a
15708722c
hex4c732a4

80163492 has 24 divisors (see below), whose sum is σ = 187298496. Its totient is φ = 26685408.

The previous prime is 80163469. The next prime is 80163541. The reversal of 80163492 is 29436108.

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, 5818 + ... + 13934.

It is an arithmetic number, because the mean of its divisors is an integer number (7804104).

Almost surely, 280163492 is an apocalyptic number.

It is an amenable number.

80163492 is an abundant number, since it is smaller than the sum of its proper divisors (107135004).

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

80163492 is a wasteful number, since it uses less digits than its factorization.

80163492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8947 (or 8945 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 80163492 is about 8953.4067259340. The cubic root of 80163492 is about 431.1802656410.

The spelling of 80163492 in words is "eighty million, one hundred sixty-three thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 823 1646 2469 3292 4938 8117 9876 16234 24351 32468 48702 97404 6680291 13360582 20040873 26721164 40081746 80163492