Base | Representation |
---|---|
bin | 1010111110001… |
… | …00101101000000 |
3 | 20102011200220111 |
4 | 11133010231000 |
5 | 142030004213 |
6 | 13044321104 |
7 | 2165154211 |
oct | 537045500 |
9 | 212150814 |
10 | 92031808 |
11 | 47a49950 |
12 | 269a3194 |
13 | 160b39bb |
14 | c319408 |
15 | 812da3d |
hex | 57c4b40 |
92031808 has 56 divisors (see below), whose sum is σ = 205703424. Its totient is φ = 40473600.
The previous prime is 92031791. The next prime is 92031817. The reversal of 92031808 is 80813029.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a self number, because there is not a number n which added to its sum of digits gives 92031808.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19716 + ... + 23932.
Almost surely, 292031808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 92031808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102851712).
92031808 is an abundant number, since it is smaller than the sum of its proper divisors (113671616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
92031808 is a wasteful number, since it uses less digits than its factorization.
92031808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4271 (or 4261 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 31.
The square root of 92031808 is about 9593.3210099527. The cubic root of 92031808 is about 451.4877638865.
It can be divided in two parts, 9203 and 1808, that added together give a palindrome (11011).
The spelling of 92031808 in words is "ninety-two million, thirty-one thousand, eight hundred eight".
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