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80008153 = 593134921
BaseRepresentation
bin1001100010011…
…01001111011001
312120112211112221
410301031033121
5130440230103
611534504041
71661025631
oct461151731
9176484487
1080008153
1141187345
1222965021
1313764004
14a8a96c1
1570561bd
hex4c4d3d9

80008153 has 4 divisors (see below), whose sum is σ = 80143668. Its totient is φ = 79872640.

The previous prime is 80008151. The next prime is 80008157. The reversal of 80008153 is 35180008.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44997264 + 35010889 = 6708^2 + 5917^2 .

It is a cyclic number.

It is not a de Polignac number, because 80008153 - 21 = 80008151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80008151) 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, 66868 + ... + 68053.

It is an arithmetic number, because the mean of its divisors is an integer number (20035917).

Almost surely, 280008153 is an apocalyptic number.

It is an amenable number.

80008153 is a deficient number, since it is larger than the sum of its proper divisors (135515).

80008153 is a wasteful number, since it uses less digits than its factorization.

80008153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135514.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 80008153 is about 8944.7276649432. The cubic root of 80008153 is about 430.9015750975.

The spelling of 80008153 in words is "eighty million, eight thousand, one hundred fifty-three".

Divisors: 1 593 134921 80008153