Base | Representation |
---|---|
bin | 10101110011110101… |
… | …111000010010010100 |
3 | 2020110001201221212110 |
4 | 111303311320102110 |
5 | 340430043344000 |
6 | 14431440151020 |
7 | 1456220416122 |
oct | 256365702224 |
9 | 66401657773 |
10 | 23418340500 |
11 | 9a28051915 |
12 | 4656908470 |
13 | 2292952719 |
14 | 11c22a8912 |
15 | 920de7850 |
hex | 573d78494 |
23418340500 has 96 divisors (see below), whose sum is σ = 68243535360. Its totient is φ = 6240374400.
The previous prime is 23418340459. The next prime is 23418340501. The reversal of 23418340500 is 504381432.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23418340501) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2414661 + ... + 2424339.
It is an arithmetic number, because the mean of its divisors is an integer number (710870160).
Almost surely, 223418340500 is an apocalyptic number.
23418340500 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 23418340500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34121767680).
23418340500 is an abundant number, since it is smaller than the sum of its proper divisors (44825194860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23418340500 is a wasteful number, since it uses less digits than its factorization.
23418340500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11314 (or 11302 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
The spelling of 23418340500 in words is "twenty-three billion, four hundred eighteen million, three hundred forty thousand, five hundred".
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