Base | Representation |
---|---|
bin | 1010100100010100010010… |
… | …00011011010001010000000 |
3 | 10001021112112020000222201000 |
4 | 11102022021003122022000 |
5 | 11021213033021143040 |
6 | 121231231220212000 |
7 | 4615616045453424 |
oct | 522121103321200 |
9 | 101245466028630 |
10 | 23238072443520 |
11 | 744a236096270 |
12 | 273383b53a000 |
13 | cc7457a53a9c |
14 | 5a4a2b804b84 |
15 | 2a47201d3130 |
hex | 1522890da280 |
23238072443520 has 2048 divisors, whose sum is σ = 95773104000000. Its totient is φ = 5271610982400.
The previous prime is 23238072443507. The next prime is 23238072443527. The reversal of 23238072443520 is 2534427083232.
23238072443520 is a `hidden beast` number, since 2 + 3 + 2 + 3 + 80 + 7 + 2 + 4 + 43 + 520 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (23238072443527) by changing a digit.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 51755172256 + ... + 51755172704.
Almost surely, 223238072443520 is an apocalyptic number.
23238072443520 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 23238072443520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47886552000000).
23238072443520 is an abundant number, since it is smaller than the sum of its proper divisors (72535031556480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23238072443520 is a wasteful number, since it uses less digits than its factorization.
23238072443520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 787 (or 769 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 45.
The spelling of 23238072443520 in words is "twenty-three trillion, two hundred thirty-eight billion, seventy-two million, four hundred forty-three thousand, five hundred twenty".
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