Base | Representation |
---|---|
bin | 101100111000… |
… | …0010110110000 |
3 | 1122021101120000 |
4 | 1121300112300 |
5 | 22010411010 |
6 | 2200150000 |
7 | 403664214 |
oct | 131602660 |
9 | 48241500 |
10 | 23528880 |
11 | 12310661 |
12 | 7a68300 |
13 | 4b4a71b |
14 | 31a6944 |
15 | 20eb7c0 |
hex | 16705b0 |
23528880 has 100 divisors (see below), whose sum is σ = 81741792. Its totient is φ = 6272640.
The previous prime is 23528863. The next prime is 23528893. The reversal of 23528880 is 8882532.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4665 + ... + 8295.
Almost surely, 223528880 is an apocalyptic number.
23528880 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 23528880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40870896).
23528880 is an abundant number, since it is smaller than the sum of its proper divisors (58212912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23528880 is a wasteful number, since it uses less digits than its factorization.
23528880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3656 (or 3641 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
The square root of 23528880 is about 4850.6576873657. The cubic root of 23528880 is about 286.5500036074.
The spelling of 23528880 in words is "twenty-three million, five hundred twenty-eight thousand, eight hundred eighty".
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