Base | Representation |
---|---|
bin | 101100000011… |
… | …1001000011000 |
3 | 1121110111100001 |
4 | 1120013020120 |
5 | 21403113010 |
6 | 2143022344 |
7 | 400220521 |
oct | 130071030 |
9 | 47414301 |
10 | 23097880 |
11 | 12046863 |
12 | 789a9b4 |
13 | 4a294b0 |
14 | 30d3848 |
15 | 2063c3a |
hex | 1607218 |
23097880 has 64 divisors (see below), whose sum is σ = 57324960. Its totient is φ = 8322048.
The previous prime is 23097869. The next prime is 23097881. The reversal of 23097880 is 8879032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23097881) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21844 + ... + 22876.
Almost surely, 223097880 is an apocalyptic number.
23097880 is a gapful number since it is divisible by the number (20) 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 23097880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28662480).
23097880 is an abundant number, since it is smaller than the sum of its proper divisors (34227080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23097880 is a wasteful number, since it uses less digits than its factorization.
23097880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1100 (or 1096 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 37.
The square root of 23097880 is about 4806.0253848685. The cubic root of 23097880 is about 284.7895440234.
The spelling of 23097880 in words is "twenty-three million, ninety-seven thousand, eight hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •