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85180596833 = 1983301117939
BaseRepresentation
bin100111101010100101…
…0001100001001100001
322010212101022122211202
41033111022030021201
52343422213044313
6103044215450545
76103566061313
oct1172512141141
9263771278752
1085180596833
1133141254172
1214612986a55
138056516127
1441a0c0b7b3
1523381ea558
hex13d528c261

85180596833 has 16 divisors (see below), whose sum is σ = 90779270400. Its totient is φ = 79694228880.

The previous prime is 85180596803. The next prime is 85180596857. The reversal of 85180596833 is 33869508158.

It is a cyclic number.

It is not a de Polignac number, because 85180596833 - 26 = 85180596769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85180596803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4739378 + ... + 4757316.

It is an arithmetic number, because the mean of its divisors is an integer number (5673704400).

Almost surely, 285180596833 is an apocalyptic number.

85180596833 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

85180596833 is a deficient number, since it is larger than the sum of its proper divisors (5598673567).

85180596833 is a wasteful number, since it uses less digits than its factorization.

85180596833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21052.

The product of its (nonzero) digits is 6220800, while the sum is 56.

The spelling of 85180596833 in words is "eighty-five billion, one hundred eighty million, five hundred ninety-six thousand, eight hundred thirty-three".

Divisors: 1 19 83 1577 3011 17939 57209 249913 340841 1488937 4748347 28289803 54014329 1026272251 4483189307 85180596833