Base | Representation |
---|---|
bin | 10110000110011010… |
… | …110001000010000000 |
3 | 2021020210011220022220 |
4 | 112012122301002000 |
5 | 342044340000000 |
6 | 14522412131040 |
7 | 1500023446320 |
oct | 260632610200 |
9 | 67223156286 |
10 | 23730000000 |
11 | a077a6a253 |
12 | 4723166a80 |
13 | 23123a3525 |
14 | 1211835280 |
15 | 93d45b1a0 |
hex | 5866b1080 |
23730000000 has 512 divisors, whose sum is σ = 90843517440. Its totient is φ = 5376000000.
The previous prime is 23729999927. The next prime is 23730000053. The reversal of 23730000000 is 3732.
It is a super-2 number, since 2×237300000002 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Saint-Exupery number, since it is equal to the product of the sides of a Pythagorean triangle: 5650 × 750 × 5600.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 209999944 + ... + 210000056.
It is an arithmetic number, because the mean of its divisors is an integer number (177428745).
Almost surely, 223730000000 is an apocalyptic number.
23730000000 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 23730000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45421758720).
23730000000 is an abundant number, since it is smaller than the sum of its proper divisors (67113517440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23730000000 is an frugal number, since it uses more digits than its factorization.
23730000000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172 (or 130 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 15.
Adding to 23730000000 its reverse (3732), we get a palindrome (23730003732).
The spelling of 23730000000 in words is "twenty-three billion, seven hundred thirty million", and thus it is an aban number.
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