Base | Representation |
---|---|
bin | 101101011001… |
… | …0000100011000 |
3 | 1122210001202220 |
4 | 1122302010120 |
5 | 22043014130 |
6 | 2210024040 |
7 | 406165020 |
oct | 132620430 |
9 | 48701686 |
10 | 23798040 |
11 | 12484902 |
12 | 7b78020 |
13 | 4c130a6 |
14 | 3236a80 |
15 | 2151410 |
hex | 16b2118 |
23798040 has 128 divisors (see below), whose sum is σ = 83704320. Its totient is φ = 5299200.
The previous prime is 23798023. The next prime is 23798059. The reversal of 23798040 is 4089732.
It is a junction number, because it is equal to n+sod(n) for n = 23797992 and 23798010.
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, 34095 + ... + 34785.
It is an arithmetic number, because the mean of its divisors is an integer number (653940).
Almost surely, 223798040 is an apocalyptic number.
23798040 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 23798040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41852160).
23798040 is an abundant number, since it is smaller than the sum of its proper divisors (59906280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23798040 is a wasteful number, since it uses less digits than its factorization.
23798040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 753 (or 749 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 23798040 is about 4878.3234825091. The cubic root of 23798040 is about 287.6385318515.
The spelling of 23798040 in words is "twenty-three million, seven hundred ninety-eight thousand, forty".
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