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80608930 = 2519940507
BaseRepresentation
bin1001100110111…
…11111010100010
312121200100122221
410303133322202
5131113441210
611555421254
71666110313
oct463377242
9177610587
1080608930
1141557756
1222bb482a
13139145bc
14a9c460a
1571241da
hex4cdfea2

80608930 has 16 divisors (see below), whose sum is σ = 145828800. Its totient is φ = 32080752.

The previous prime is 80608921. The next prime is 80608937. The reversal of 80608930 is 3980608.

It is not an unprimeable number, because it can be changed into a prime (80608937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18264 + ... + 22243.

It is an arithmetic number, because the mean of its divisors is an integer number (9114300).

Almost surely, 280608930 is an apocalyptic number.

80608930 is a deficient number, since it is larger than the sum of its proper divisors (65219870).

80608930 is a wasteful number, since it uses less digits than its factorization.

80608930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40713.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 80608930 is about 8978.2476018430. The cubic root of 80608930 is about 431.9774258037.

The spelling of 80608930 in words is "eighty million, six hundred eight thousand, nine hundred thirty".

Divisors: 1 2 5 10 199 398 995 1990 40507 81014 202535 405070 8060893 16121786 40304465 80608930