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80132199 = 372545117
BaseRepresentation
bin1001100011010…
…11100001100111
312120210010201020
410301223201213
5131003212244
611541302223
71662053400
oct461534147
9176703636
1080132199
1141261564
1222a04973
13137a8604
14a8dc9a7
15707cd19
hex4c6b867

80132199 has 12 divisors (see below), whose sum is σ = 124286904. Its totient is φ = 45789744.

The previous prime is 80132189. The next prime is 80132243. The reversal of 80132199 is 99123108.

It is not a de Polignac number, because 80132199 - 25 = 80132167 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80132119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272412 + ... + 272705.

It is an arithmetic number, because the mean of its divisors is an integer number (10357242).

Almost surely, 280132199 is an apocalyptic number.

80132199 is a deficient number, since it is larger than the sum of its proper divisors (44154705).

80132199 is a wasteful number, since it uses less digits than its factorization.

80132199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545134 (or 545127 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 80132199 is about 8951.6590082509. The cubic root of 80132199 is about 431.1241524827.

The spelling of 80132199 in words is "eighty million, one hundred thirty-two thousand, one hundred ninety-nine".

Divisors: 1 3 7 21 49 147 545117 1635351 3815819 11447457 26710733 80132199