Base | Representation |
---|---|
bin | 1001011100000101100111… |
… | …11100101110011100111000 |
3 | 2201111021122022020210102112 |
4 | 10232002303330232130320 |
5 | 10210032401024433330 |
6 | 112051151341351452 |
7 | 4241410326413546 |
oct | 456026374563470 |
9 | 81437568223375 |
10 | 20756301014840 |
11 | 6682774897466 |
12 | 23b2863268588 |
13 | b77406a51131 |
14 | 51a878a5ad96 |
15 | 25edbba7a795 |
hex | 12e0b3f2e738 |
20756301014840 has 64 divisors (see below), whose sum is σ = 47166022980000. Its totient is φ = 8219976870400.
The previous prime is 20756301014821. The next prime is 20756301014849. The reversal of 20756301014840 is 4841010365702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20756301014849) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112134686 + ... + 112319634.
Almost surely, 220756301014840 is an apocalyptic number.
20756301014840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20756301014840 is an abundant number, since it is smaller than the sum of its proper divisors (26409721965160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20756301014840 is a wasteful number, since it uses less digits than its factorization.
20756301014840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212840 (or 212836 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 41.
The spelling of 20756301014840 in words is "twenty trillion, seven hundred fifty-six billion, three hundred one million, fourteen thousand, eight hundred forty".
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