Base | Representation |
---|---|
bin | 1100100001110000… |
… | …01010101000011101 |
3 | 122100201102101111011 |
4 | 12100320022220131 |
5 | 102233224010023 |
6 | 3031213055221 |
7 | 325444512313 |
oct | 62070125035 |
9 | 18321371434 |
10 | 6725610013 |
11 | 2941482391 |
12 | 1378487511 |
13 | 832503bc5 |
14 | 47b3320b3 |
15 | 2956b850d |
hex | 190e0aa1d |
6725610013 has 4 divisors (see below), whose sum is σ = 6825992320. Its totient is φ = 6625227708.
The previous prime is 6725610011. The next prime is 6725610037. The reversal of 6725610013 is 3100165276.
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 6725610013 - 21 = 6725610011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6725610011) 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, 50191053 + ... + 50191186.
It is an arithmetic number, because the mean of its divisors is an integer number (1706498080).
Almost surely, 26725610013 is an apocalyptic number.
It is an amenable number.
6725610013 is a deficient number, since it is larger than the sum of its proper divisors (100382307).
6725610013 is a wasteful number, since it uses less digits than its factorization.
6725610013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100382306.
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 6725610013 is about 82009.8165648479. The cubic root of 6725610013 is about 1887.6025715526.
Adding to 6725610013 its reverse (3100165276), we get a palindrome (9825775289).
The spelling of 6725610013 in words is "six billion, seven hundred twenty-five million, six hundred ten thousand, thirteen".
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