Base | Representation |
---|---|
bin | 101100000011… |
… | …1000010001000 |
3 | 1121110110210020 |
4 | 1120013002020 |
5 | 21403104410 |
6 | 2143020440 |
7 | 400216410 |
oct | 130070210 |
9 | 47413706 |
10 | 23097480 |
11 | 1204652a |
12 | 789a720 |
13 | 4a29263 |
14 | 30d3640 |
15 | 2063a70 |
hex | 1607088 |
23097480 has 128 divisors (see below), whose sum is σ = 81838080. Its totient is φ = 5103360.
The previous prime is 23097479. The next prime is 23097593. The reversal of 23097480 is 8479032.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25597 + ... + 26483.
It is an arithmetic number, because the mean of its divisors is an integer number (639360).
Almost surely, 223097480 is an apocalyptic number.
23097480 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 23097480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40919040).
23097480 is an abundant number, since it is smaller than the sum of its proper divisors (58740600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23097480 is a wasteful number, since it uses less digits than its factorization.
23097480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 939 (or 935 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 23097480 is about 4805.9837702597. The cubic root of 23097480 is about 284.7879000561.
The spelling of 23097480 in words is "twenty-three million, ninety-seven thousand, four hundred eighty".
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