Base | Representation |
---|---|
bin | 1010001000110… |
… | …00010010011001 |
3 | 12221000011220111 |
4 | 11010120102121 |
5 | 133232043022 |
6 | 12234324321 |
7 | 2051530636 |
oct | 504302231 |
9 | 187004814 |
10 | 85034137 |
11 | 43aaa451 |
12 | 245896a1 |
13 | 14803876 |
14 | b41718d |
15 | 76ea477 |
hex | 5118499 |
85034137 has 4 divisors (see below), whose sum is σ = 85415680. Its totient is φ = 84652596.
The previous prime is 85034113. The next prime is 85034141. The reversal of 85034137 is 73143058.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 85034137 - 215 = 85001369 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 85034099 and 85034108.
It is not an unprimeable number, because it can be changed into a prime (85034107) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190437 + ... + 190882.
It is an arithmetic number, because the mean of its divisors is an integer number (21353920).
Almost surely, 285034137 is an apocalyptic number.
It is an amenable number.
85034137 is a deficient number, since it is larger than the sum of its proper divisors (381543).
85034137 is a wasteful number, since it uses less digits than its factorization.
85034137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 381542.
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 85034137 is about 9221.3956102100. The cubic root of 85034137 is about 439.7418199553.
The spelling of 85034137 in words is "eighty-five million, thirty-four thousand, one hundred thirty-seven".
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