Base | Representation |
---|---|
bin | 110001111101000111… |
… | …100111111111101011 |
3 | 12010110011210020201201 |
4 | 301331013213333223 |
5 | 1334323010232004 |
6 | 40350304425031 |
7 | 3606134631523 |
oct | 617507477753 |
9 | 163404706651 |
10 | 53638758379 |
11 | 20825754088 |
12 | a48b618177 |
13 | 509a8a04ab |
14 | 284bacc683 |
15 | 15de0606a4 |
hex | c7d1e7feb |
53638758379 has 4 divisors (see below), whose sum is σ = 53832400384. Its totient is φ = 53445116376.
The previous prime is 53638758373. The next prime is 53638758389. The reversal of 53638758379 is 97385783635.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 53638758379 - 235 = 19279020011 is a prime.
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 53638758379.
It is not an unprimeable number, because it can be changed into a prime (53638758373) 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, 96820587 + ... + 96821140.
It is an arithmetic number, because the mean of its divisors is an integer number (13458100096).
Almost surely, 253638758379 is an apocalyptic number.
53638758379 is a deficient number, since it is larger than the sum of its proper divisors (193642005).
53638758379 is a wasteful number, since it uses less digits than its factorization.
53638758379 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193642004.
The product of its digits is 114307200, while the sum is 64.
The spelling of 53638758379 in words is "fifty-three billion, six hundred thirty-eight million, seven hundred fifty-eight thousand, three hundred seventy-nine".
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