Base | Representation |
---|---|
bin | 1001000110110100101001… |
… | …11011111001111011110000 |
3 | 2121220102200000121201221102 |
4 | 10203122110323321323300 |
5 | 10111100000341000322 |
6 | 110331352244143532 |
7 | 4134542635465220 |
oct | 443322473717360 |
9 | 77812600551842 |
10 | 20025636265712 |
11 | 64209086719a0 |
12 | 22b5129097ba8 |
13 | b235425a2a2c |
14 | 4d3362d0c080 |
15 | 24ada583b792 |
hex | 123694ef9ef0 |
20025636265712 has 80 divisors (see below), whose sum is σ = 48376504253184. Its totient is φ = 7801729920000.
The previous prime is 20025636265711. The next prime is 20025636265721. The reversal of 20025636265712 is 21756263652002.
It is a super-2 number, since 2×200256362657122 (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 (20025636265711) 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, 20517587 + ... + 21471437.
Almost surely, 220025636265712 is an apocalyptic number.
20025636265712 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
20025636265712 is an abundant number, since it is smaller than the sum of its proper divisors (28350867987472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20025636265712 is a wasteful number, since it uses less digits than its factorization.
20025636265712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 970918 (or 970912 counting only the distinct ones).
The product of its (nonzero) digits is 1814400, while the sum is 47.
The spelling of 20025636265712 in words is "twenty trillion, twenty-five billion, six hundred thirty-six million, two hundred sixty-five thousand, seven hundred twelve".
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