Base | Representation |
---|---|
bin | 100111101000110000… |
… | …0011011001010011111 |
3 | 22010201010000022012221 |
4 | 1033101200123022133 |
5 | 2343311021113024 |
6 | 103034150210211 |
7 | 6102223153000 |
oct | 1172140331237 |
9 | 263633008187 |
10 | 85119316639 |
11 | 3310a6a9485 |
12 | 145b6353967 |
13 | 804690b566 |
14 | 4196a191a7 |
15 | 2332b433e4 |
hex | 13d181b29f |
85119316639 has 8 divisors (see below), whose sum is σ = 99264509600. Its totient is φ = 72959413968.
The previous prime is 85119316603. The next prime is 85119316643. The reversal of 85119316639 is 93661391158.
It is not a de Polignac number, because 85119316639 - 231 = 82971832991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85119319639) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124080294 + ... + 124080979.
It is an arithmetic number, because the mean of its divisors is an integer number (12408063700).
Almost surely, 285119316639 is an apocalyptic number.
85119316639 is a deficient number, since it is larger than the sum of its proper divisors (14145192961).
85119316639 is an equidigital number, since it uses as much as digits as its factorization.
85119316639 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248161294 (or 248161280 counting only the distinct ones).
The product of its digits is 1049760, while the sum is 52.
The spelling of 85119316639 in words is "eighty-five billion, one hundred nineteen million, three hundred sixteen thousand, six hundred thirty-nine".
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