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80034057 = 3213167883
BaseRepresentation
bin1001100010100…
…11100100001001
312120121011002100
410301103210021
5130442042212
611535224013
71661164305
oct461234411
9176534070
1080034057
11411a4854
1222978009
1313772a3c
14a8b4d05
15705dbdc
hex4c53909

80034057 has 12 divisors (see below), whose sum is σ = 116488944. Its totient is φ = 52947960.

The previous prime is 80034041. The next prime is 80034103. The reversal of 80034057 is 75043008.

It is not a de Polignac number, because 80034057 - 24 = 80034041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80034057.

It is not an unprimeable number, because it can be changed into a prime (80034007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32763 + ... + 35120.

It is an arithmetic number, because the mean of its divisors is an integer number (9707412).

Almost surely, 280034057 is an apocalyptic number.

It is an amenable number.

80034057 is a deficient number, since it is larger than the sum of its proper divisors (36454887).

80034057 is a wasteful number, since it uses less digits than its factorization.

80034057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68020 (or 68017 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 80034057 is about 8946.1755515975. The cubic root of 80034057 is about 430.9480739836.

The spelling of 80034057 in words is "eighty million, thirty-four thousand, fifty-seven".

Divisors: 1 3 9 131 393 1179 67883 203649 610947 8892673 26678019 80034057