Base | Representation |
---|---|
bin | 1001001001101110100110… |
… | …01011001101011110110001 |
3 | 2122020222100020110022022001 |
4 | 10210313103023031132301 |
5 | 10114213422431310022 |
6 | 110445302202214001 |
7 | 4145005530340360 |
oct | 444672313153661 |
9 | 78228306408261 |
10 | 20125464713137 |
11 | 645a186185003 |
12 | 23105494b4301 |
13 | b2ca916a8574 |
14 | 4d81132737d7 |
15 | 24d79998ab27 |
hex | 124dd32cd7b1 |
20125464713137 has 32 divisors (see below), whose sum is σ = 24185625108480. Its totient is φ = 16373164167360.
The previous prime is 20125464713129. The next prime is 20125464713243. The reversal of 20125464713137 is 73131746452102.
It is not a de Polignac number, because 20125464713137 - 23 = 20125464713129 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20125464713437) 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, 355966723 + ... + 356023255.
It is an arithmetic number, because the mean of its divisors is an integer number (755800784640).
Almost surely, 220125464713137 is an apocalyptic number.
It is an amenable number.
20125464713137 is a deficient number, since it is larger than the sum of its proper divisors (4060160395343).
20125464713137 is a wasteful number, since it uses less digits than its factorization.
20125464713137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73573.
The product of its (nonzero) digits is 846720, while the sum is 46.
The spelling of 20125464713137 in words is "twenty trillion, one hundred twenty-five billion, four hundred sixty-four million, seven hundred thirteen thousand, one hundred thirty-seven".
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