Base | Representation |
---|---|
bin | 1010001001011… |
… | …01000101010111 |
3 | 12221011111202101 |
4 | 11010231011113 |
5 | 133242304234 |
6 | 12240222531 |
7 | 2052334165 |
oct | 504550527 |
9 | 187144671 |
10 | 85119319 |
11 | 4405844a |
12 | 2460aa47 |
13 | 1483357c |
14 | b43a235 |
15 | 7715814 |
hex | 512d157 |
85119319 has 4 divisors (see below), whose sum is σ = 85138240. Its totient is φ = 85100400.
The previous prime is 85119301. The next prime is 85119329. The reversal of 85119319 is 91391158.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 85119319 - 27 = 85119191 is a prime.
It is a super-2 number, since 2×851193192 = 14490596934047522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85119329) 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 3 ways as a sum of consecutive naturals, for example, 1594 + ... + 13144.
It is an arithmetic number, because the mean of its divisors is an integer number (21284560).
Almost surely, 285119319 is an apocalyptic number.
85119319 is a deficient number, since it is larger than the sum of its proper divisors (18921).
85119319 is a wasteful number, since it uses less digits than its factorization.
85119319 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18920.
The product of its digits is 9720, while the sum is 37.
The square root of 85119319 is about 9226.0131692947. The cubic root of 85119319 is about 439.8886064431. Note that the first 3 decimals are identical.
The spelling of 85119319 in words is "eighty-five million, one hundred nineteen thousand, three hundred nineteen".
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