Base | Representation |
---|---|
bin | 101011110111… |
… | …1010000000100 |
3 | 1121021112011101 |
4 | 1113233100010 |
5 | 21342000233 |
6 | 2140545444 |
7 | 366332410 |
oct | 127572004 |
9 | 47245141 |
10 | 23000068 |
11 | 11a8a323 |
12 | 7852284 |
13 | 49c3b10 |
14 | 30a9d40 |
15 | 2044c7d |
hex | 15ef404 |
23000068 has 48 divisors (see below), whose sum is σ = 49956480. Its totient is φ = 9022464.
The previous prime is 23000059. The next prime is 23000071. The reversal of 23000068 is 86000032.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64980 + ... + 65332.
It is an arithmetic number, because the mean of its divisors is an integer number (1040760).
Almost surely, 223000068 is an apocalyptic number.
23000068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23000068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24978240).
23000068 is an abundant number, since it is smaller than the sum of its proper divisors (26956412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23000068 is a wasteful number, since it uses less digits than its factorization.
23000068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556 (or 554 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 23000068 is about 4795.8386127976. The cubic root of 23000068 is about 284.3869782500.
The spelling of 23000068 in words is "twenty-three million, sixty-eight", and thus it is an aban number and an uban number.
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