Base | Representation |
---|---|
bin | 1001001001101110011001… |
… | …01010000010101110100001 |
3 | 2122020222001121200100012012 |
4 | 10210313030222002232201 |
5 | 10114213211432330131 |
6 | 110445243254242305 |
7 | 4145003031661166 |
oct | 444671452025641 |
9 | 78228047610165 |
10 | 20125355355041 |
11 | 645a12a481712 |
12 | 2310518956395 |
13 | b2ca74b39431 |
14 | 4d810292806d |
15 | 24d79008852b |
hex | 124dcca82ba1 |
20125355355041 has 4 divisors (see below), whose sum is σ = 20125423008000. Its totient is φ = 20125287702084.
The previous prime is 20125355355031. The next prime is 20125355355073. The reversal of 20125355355041 is 14055355352102.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 20125355355041 - 222 = 20125351160737 is a prime.
It is a super-2 number, since 2×201253553550412 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20125355355041.
It is not an unprimeable number, because it can be changed into a prime (20125355355031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33378281 + ... + 33975878.
It is an arithmetic number, because the mean of its divisors is an integer number (5031355752000).
Almost surely, 220125355355041 is an apocalyptic number.
It is an amenable number.
20125355355041 is a deficient number, since it is larger than the sum of its proper divisors (67652959).
20125355355041 is an equidigital number, since it uses as much as digits as its factorization.
20125355355041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67652958.
The product of its (nonzero) digits is 450000, while the sum is 41.
The spelling of 20125355355041 in words is "twenty trillion, one hundred twenty-five billion, three hundred fifty-five million, three hundred fifty-five thousand, forty-one".
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