Base | Representation |
---|---|
bin | 11000001111010111… |
… | …01011001000010110 |
3 | 1020120221202002111200 |
4 | 30013223223020112 |
5 | 203123012310004 |
6 | 5551202413330 |
7 | 640331254242 |
oct | 140753531026 |
9 | 36527662450 |
10 | 13013791254 |
11 | 5578a44a92 |
12 | 2632361246 |
13 | 12c51c00c9 |
14 | 8b6519422 |
15 | 512778239 |
hex | 307aeb216 |
13013791254 has 24 divisors (see below), whose sum is σ = 28207146240. Its totient is φ = 4336299888.
The previous prime is 13013791199. The next prime is 13013791313. The reversal of 13013791254 is 45219731031.
13013791254 is a `hidden beast` number, since 1 + 30 + 1 + 379 + 1 + 254 = 666.
13013791254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86169 + ... + 182900.
It is an arithmetic number, because the mean of its divisors is an integer number (1175297760).
Almost surely, 213013791254 is an apocalyptic number.
13013791254 is an abundant number, since it is smaller than the sum of its proper divisors (15193354986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13013791254 is a wasteful number, since it uses less digits than its factorization.
13013791254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271764 (or 271761 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The spelling of 13013791254 in words is "thirteen billion, thirteen million, seven hundred ninety-one thousand, two hundred fifty-four".
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