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80068488 = 2333599293
BaseRepresentation
bin1001100010110…
…11111110001000
312120122220022120
410301123332020
5130444142423
611540051240
71661366553
oct461337610
9176586276
1080068488
1141218705
1222993b20
1313785606
14a8c369a
157068ee3
hex4c5bf88

80068488 has 32 divisors (see below), whose sum is σ = 200750400. Its totient is φ = 26612288.

The previous prime is 80068477. The next prime is 80068501. The reversal of 80068488 is 88486008.

It is a super-2 number, since 2×800684882 = 12821925541212288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3970 + ... + 13262.

It is an arithmetic number, because the mean of its divisors is an integer number (6273450).

Almost surely, 280068488 is an apocalyptic number.

It is an amenable number.

80068488 is an abundant number, since it is smaller than the sum of its proper divisors (120681912).

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

80068488 is a wasteful number, since it uses less digits than its factorization.

80068488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9661 (or 9657 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 42.

The square root of 80068488 is about 8948.0996865256. The cubic root of 80068488 is about 431.0098637034.

The spelling of 80068488 in words is "eighty million, sixty-eight thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 359 718 1077 1436 2154 2872 4308 8616 9293 18586 27879 37172 55758 74344 111516 223032 3336187 6672374 10008561 13344748 20017122 26689496 40034244 80068488