Base | Representation |
---|---|
bin | 101100000010… |
… | …0110011001010 |
3 | 1121110000020100 |
4 | 1120010303022 |
5 | 21402311310 |
6 | 2142510230 |
7 | 400150626 |
oct | 130046312 |
9 | 47400210 |
10 | 23088330 |
11 | 1203a671 |
12 | 7895376 |
13 | 4a25045 |
14 | 30d0186 |
15 | 2060ec0 |
hex | 1604cca |
23088330 has 48 divisors (see below), whose sum is σ = 61503624. Its totient is φ = 6005760.
The previous prime is 23088319. The next prime is 23088341. The reversal of 23088330 is 3388032.
It is an interprime number because it is at equal distance from previous prime (23088319) and next prime (23088341).
It can be written as a sum of positive squares in 4 ways, for example, as 19527561 + 3560769 = 4419^2 + 1887^2 .
It is a junction number, because it is equal to n+sod(n) for n = 23088294 and 23088303.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 562 + ... + 6818.
Almost surely, 223088330 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23088330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30751812).
23088330 is an abundant number, since it is smaller than the sum of its proper divisors (38415294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23088330 is a wasteful number, since it uses less digits than its factorization.
23088330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6311 (or 6308 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 23088330 is about 4805.0317376683. The cubic root of 23088330 is about 284.7502891212.
The spelling of 23088330 in words is "twenty-three million, eighty-eight thousand, three hundred thirty".
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