Base | Representation |
---|---|
bin | 101100110011… |
… | …1101101111100 |
3 | 1122012121000122 |
4 | 1121213231330 |
5 | 22003243000 |
6 | 2155314112 |
7 | 403456112 |
oct | 131475574 |
9 | 48177018 |
10 | 23493500 |
11 | 12297018 |
12 | 7a4b938 |
13 | 4b375a4 |
14 | 3197ab2 |
15 | 20e1085 |
hex | 1667b7c |
23493500 has 48 divisors (see below), whose sum is σ = 54032160. Its totient is φ = 8899200.
The previous prime is 23493499. The next prime is 23493539. The reversal of 23493500 is 539432.
It is a self number, because there is not a number n which added to its sum of digits gives 23493500.
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, 8264 + ... + 10736.
It is an arithmetic number, because the mean of its divisors is an integer number (1125670).
Almost surely, 223493500 is an apocalyptic number.
23493500 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 23493500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27016080).
23493500 is an abundant number, since it is smaller than the sum of its proper divisors (30538660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23493500 is a wasteful number, since it uses less digits than its factorization.
23493500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2511 (or 2499 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 26.
The square root of 23493500 is about 4847.0093872408. The cubic root of 23493500 is about 286.4063046738.
The spelling of 23493500 in words is "twenty-three million, four hundred ninety-three thousand, five hundred".
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