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80229252 = 22316341017
BaseRepresentation
bin1001100100000…
…11001110000100
312120222001211210
410302003032010
5131014314002
611543331420
71662636345
oct462031604
9176861753
1080229252
1141318474
1222a50b70
131381083c
14a9260cc
15709b96c
hex4c83384

80229252 has 24 divisors (see below), whose sum is σ = 188354656. Its totient is φ = 26578368.

The previous prime is 80229241. The next prime is 80229277. The reversal of 80229252 is 25292208.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

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, 18553 + ... + 22464.

Almost surely, 280229252 is an apocalyptic number.

It is an amenable number.

80229252 is an abundant number, since it is smaller than the sum of its proper divisors (108125404).

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

80229252 is a wasteful number, since it uses less digits than its factorization.

80229252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41187 (or 41185 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 80229252 is about 8957.0783182911. The cubic root of 80229252 is about 431.2981358577.

The spelling of 80229252 in words is "eighty million, two hundred twenty-nine thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 163 326 489 652 978 1956 41017 82034 123051 164068 246102 492204 6685771 13371542 20057313 26743084 40114626 80229252