Base | Representation |
---|---|
bin | 101100101110… |
… | …1101011011100 |
3 | 1122010111121200 |
4 | 1121131223130 |
5 | 22000434010 |
6 | 2154355500 |
7 | 403225200 |
oct | 131355334 |
9 | 48114550 |
10 | 23452380 |
11 | 12269136 |
12 | 7a2bb90 |
13 | 4b21963 |
14 | 3186b00 |
15 | 20d3cc0 |
hex | 165dadc |
23452380 has 108 divisors (see below), whose sum is σ = 82784520. Its totient is φ = 5358528.
The previous prime is 23452361. The next prime is 23452391. The reversal of 23452380 is 8325432.
23452380 is a `hidden beast` number, since 234 + 52 + 380 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7491 + ... + 10149.
Almost surely, 223452380 is an apocalyptic number.
23452380 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 23452380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41392260).
23452380 is an abundant number, since it is smaller than the sum of its proper divisors (59332140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23452380 is a wasteful number, since it uses less digits than its factorization.
23452380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2688 (or 2676 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 23452380 is about 4842.7657387076. The cubic root of 23452380 is about 286.2391108410.
It can be divided in two parts, 23452 and 380, that added together give a palindrome (23832).
The spelling of 23452380 in words is "twenty-three million, four hundred fifty-two thousand, three hundred eighty".
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