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80076161 = 1146115791
BaseRepresentation
bin1001100010111…
…01110110000001
312120200021211202
410301131312001
5130444414121
611540150545
71661431124
oct461356601
9176607752
1080076161
1141223450
1222998455
1313788c59
14a8c63bb
15706b40b
hex4c5dd81

80076161 has 8 divisors (see below), whose sum is σ = 87550848. Its totient is φ = 72634000.

The previous prime is 80076151. The next prime is 80076169. The reversal of 80076161 is 16167008.

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

It is a cyclic number.

It is not a de Polignac number, because 80076161 - 218 = 79814017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80076169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2825 + ... + 12966.

It is an arithmetic number, because the mean of its divisors is an integer number (10943856).

Almost surely, 280076161 is an apocalyptic number.

It is an amenable number.

80076161 is a deficient number, since it is larger than the sum of its proper divisors (7474687).

80076161 is a wasteful number, since it uses less digits than its factorization.

80076161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16263.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 80076161 is about 8948.5284265068. The cubic root of 80076161 is about 431.0236312214.

The spelling of 80076161 in words is "eighty million, seventy-six thousand, one hundred sixty-one".

Divisors: 1 11 461 5071 15791 173701 7279651 80076161