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80575338 = 2313429223
BaseRepresentation
bin1001100110101…
…11101101101010
312121121122120210
410303113231222
5131111402323
611555001550
71665610344
oct463275552
9177548523
1080575338
1141534498
1222b992b6
131390221c
14a9b6294
157119293
hex4cd7b6a

80575338 has 8 divisors (see below), whose sum is σ = 161150688. Its totient is φ = 26858444.

The previous prime is 80575337. The next prime is 80575351. The reversal of 80575338 is 83357508.

It is a sphenic number, since it is the product of 3 distinct primes.

80575338 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 80575296 and 80575305.

It is not an unprimeable number, because it can be changed into a prime (80575331) 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, 6714606 + ... + 6714617.

It is an arithmetic number, because the mean of its divisors is an integer number (20143836).

Almost surely, 280575338 is an apocalyptic number.

80575338 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

80575338 is a wasteful number, since it uses less digits than its factorization.

80575338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13429228.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 80575338 is about 8976.3766632200. The cubic root of 80575338 is about 431.9174117669.

The spelling of 80575338 in words is "eighty million, five hundred seventy-five thousand, three hundred thirty-eight".

Divisors: 1 2 3 6 13429223 26858446 40287669 80575338