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80886552 = 2333370273
BaseRepresentation
bin1001101001000…
…11101100011000
312122012110111020
410310203230120
5131201332202
612005402440
72001344565
oct464435430
9178173436
1080886552
114172729a
1223109420
13139b0a86
14aa5786c
15717b5bc
hex4d23b18

80886552 has 16 divisors (see below), whose sum is σ = 202216440. Its totient is φ = 26962176.

The previous prime is 80886529. The next prime is 80886601. The reversal of 80886552 is 25568808.

It is a super-3 number, since 3×808865523 (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685113 + ... + 1685160.

Almost surely, 280886552 is an apocalyptic number.

It is an amenable number.

80886552 is an abundant number, since it is smaller than the sum of its proper divisors (121329888).

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

80886552 is a wasteful number, since it uses less digits than its factorization.

80886552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370282 (or 3370278 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 42.

The square root of 80886552 is about 8993.6951249195. The cubic root of 80886552 is about 432.4727763055.

The spelling of 80886552 in words is "eighty million, eight hundred eighty-six thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 3370273 6740546 10110819 13481092 20221638 26962184 40443276 80886552