Base | Representation |
---|---|
bin | 11000101000101111… |
… | …100111010011001001 |
3 | 2112021120200122100021 |
4 | 120220233213103021 |
5 | 413134030433103 |
6 | 20052535340441 |
7 | 1624352653543 |
oct | 305057472311 |
9 | 75246618307 |
10 | 26453374153 |
11 | 10245270598 |
12 | 5163221721 |
13 | 265768211b |
14 | 13cd3d0693 |
15 | a4c5abbbd |
hex | 628be74c9 |
26453374153 has 4 divisors (see below), whose sum is σ = 26621867140. Its totient is φ = 26284881168.
The previous prime is 26453374111. The next prime is 26453374177. The reversal of 26453374153 is 35147335462.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35147335462 = 2 ⋅17573667731.
It can be written as a sum of positive squares in 2 ways, for example, as 13040954809 + 13412419344 = 114197^2 + 115812^2 .
It is a cyclic number.
It is not a de Polignac number, because 26453374153 - 29 = 26453373641 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (26453324153) 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, 84246258 + ... + 84246571.
It is an arithmetic number, because the mean of its divisors is an integer number (6655466785).
Almost surely, 226453374153 is an apocalyptic number.
It is an amenable number.
26453374153 is a deficient number, since it is larger than the sum of its proper divisors (168492987).
26453374153 is a wasteful number, since it uses less digits than its factorization.
26453374153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168492986.
The product of its digits is 907200, while the sum is 43.
The spelling of 26453374153 in words is "twenty-six billion, four hundred fifty-three million, three hundred seventy-four thousand, one hundred fifty-three".
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