Base | Representation |
---|---|
bin | 1001001101110101011110… |
… | …10111001101011001110100 |
3 | 2122202110122001020221101022 |
4 | 10212322233113031121310 |
5 | 10124021443014041130 |
6 | 111034202502120312 |
7 | 4161133120644521 |
oct | 446725727153164 |
9 | 78673561227338 |
10 | 20266597799540 |
11 | 650401a121794 |
12 | 2333976720098 |
13 | b40193c33c91 |
14 | 500ca1174148 |
15 | 2522a9dcb7e5 |
hex | 126eaf5cd674 |
20266597799540 has 48 divisors (see below), whose sum is σ = 43992690470400. Its totient is φ = 7834431680640.
The previous prime is 20266597799491. The next prime is 20266597799561. The reversal of 20266597799540 is 4599779566202.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21842990 + ... + 22751909.
It is an arithmetic number, because the mean of its divisors is an integer number (916514384800).
Almost surely, 220266597799540 is an apocalyptic number.
20266597799540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20266597799540 is an abundant number, since it is smaller than the sum of its proper divisors (23726092670860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20266597799540 is a wasteful number, since it uses less digits than its factorization.
20266597799540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44595672 (or 44595670 counting only the distinct ones).
The product of its (nonzero) digits is 514382400, while the sum is 71.
The spelling of 20266597799540 in words is "twenty trillion, two hundred sixty-six billion, five hundred ninety-seven million, seven hundred ninety-nine thousand, five hundred forty".
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