Base | Representation |
---|---|
bin | 1001011111110010110001… |
… | …10000001101001111111100 |
3 | 2201221110021101102122211221 |
4 | 10233321120300031033330 |
5 | 10214124123211302330 |
6 | 112225445205523124 |
7 | 4253535400223152 |
oct | 457713060151774 |
9 | 81843241378757 |
10 | 20883620025340 |
11 | 672176a084496 |
12 | 24134761134a4 |
13 | b86417367137 |
14 | 522ab60413d2 |
15 | 26336e361b7a |
hex | 12fe58c0d3fc |
20883620025340 has 96 divisors (see below), whose sum is σ = 45911505024000. Its totient is φ = 7969317780480.
The previous prime is 20883620025329. The next prime is 20883620025347. The reversal of 20883620025340 is 4352002638802.
It is a super-2 number, since 2×208836200253402 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20883620025347) 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, 15873622 + ... + 17138818.
It is an arithmetic number, because the mean of its divisors is an integer number (478244844000).
Almost surely, 220883620025340 is an apocalyptic number.
20883620025340 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 20883620025340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22955752512000).
20883620025340 is an abundant number, since it is smaller than the sum of its proper divisors (25027884998660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20883620025340 is a wasteful number, since it uses less digits than its factorization.
20883620025340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1265575 (or 1265573 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 43.
The spelling of 20883620025340 in words is "twenty trillion, eight hundred eighty-three billion, six hundred twenty million, twenty-five thousand, three hundred forty".
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