Base | Representation |
---|---|
bin | 1010001111101… |
… | …11110000110110 |
3 | 12222201200112121 |
4 | 11013313300312 |
5 | 134000340434 |
6 | 12310110154 |
7 | 2062362421 |
oct | 507676066 |
9 | 188650477 |
10 | 85949494 |
11 | 44575144 |
12 | 2494b35a |
13 | 14a643b7 |
14 | b5b49b8 |
15 | 782b7b4 |
hex | 51f7c36 |
85949494 has 4 divisors (see below), whose sum is σ = 128924244. Its totient is φ = 42974746.
The previous prime is 85949477. The next prime is 85949519. The reversal of 85949494 is 49494958.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49494958 = 2 ⋅24747479.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21487372 + ... + 21487375.
It is an arithmetic number, because the mean of its divisors is an integer number (32231061).
Almost surely, 285949494 is an apocalyptic number.
85949494 is a deficient number, since it is larger than the sum of its proper divisors (42974750).
85949494 is a wasteful number, since it uses less digits than its factorization.
85949494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42974749.
The product of its digits is 1866240, while the sum is 52.
The square root of 85949494 is about 9270.8949945515. The cubic root of 85949494 is about 441.3140708991.
The spelling of 85949494 in words is "eighty-five million, nine hundred forty-nine thousand, four hundred ninety-four".
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