Base | Representation |
---|---|
bin | 101101100100… |
… | …0101010110000 |
3 | 1122221202202100 |
4 | 1123020222300 |
5 | 22103444413 |
6 | 2212020400 |
7 | 410031630 |
oct | 133105260 |
9 | 48852670 |
10 | 23890608 |
11 | 12538405 |
12 | 8001700 |
13 | 4c46271 |
14 | 325c6c0 |
15 | 216da73 |
hex | 16c8ab0 |
23890608 has 120 divisors (see below), whose sum is σ = 77414688. Its totient is φ = 6736896.
The previous prime is 23890597. The next prime is 23890621. The reversal of 23890608 is 80609832.
It is a super-3 number, since 3×238906083 (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
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 23 ways as a sum of consecutive naturals, for example, 138010 + ... + 138182.
Almost surely, 223890608 is an apocalyptic number.
23890608 is a gapful number since it is divisible by the number (28) 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 23890608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38707344).
23890608 is an abundant number, since it is smaller than the sum of its proper divisors (53524080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23890608 is a wasteful number, since it uses less digits than its factorization.
23890608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 331 (or 322 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 23890608 is about 4887.8019599816. The cubic root of 23890608 is about 288.0109949506.
The spelling of 23890608 in words is "twenty-three million, eight hundred ninety thousand, six hundred eight".
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