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80503132 = 2234957667
BaseRepresentation
bin1001100110001…
…10000101011100
312121110222112111
410303012011130
5131102100012
611553243404
71665160003
oct463060534
9177428474
1080503132
1141495216
1222b63564
13138a83b8
14a997c3a
157102ba7
hex4cc615c

80503132 has 12 divisors (see below), whose sum is σ = 141286600. Its totient is φ = 40135536.

The previous prime is 80503127. The next prime is 80503139. The reversal of 80503132 is 23130508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80503139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27438 + ... + 30229.

Almost surely, 280503132 is an apocalyptic number.

It is an amenable number.

80503132 is a deficient number, since it is larger than the sum of its proper divisors (60783468).

80503132 is a wasteful number, since it uses less digits than its factorization.

80503132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58020 (or 58018 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 80503132 is about 8972.3537603017. The cubic root of 80503132 is about 431.7883551187.

The spelling of 80503132 in words is "eighty million, five hundred three thousand, one hundred thirty-two".

Divisors: 1 2 4 349 698 1396 57667 115334 230668 20125783 40251566 80503132