Base | Representation |
---|---|
bin | 111010110010111001… |
… | …101101001000110011 |
3 | 20000221201010210001222 |
4 | 322302321231020303 |
5 | 2013243014414213 |
6 | 45000232415255 |
7 | 4363305522323 |
oct | 726271551063 |
9 | 200851123058 |
10 | 63131013683 |
11 | 248568a1a81 |
12 | 1029a54752b |
13 | 5c513236ca |
14 | 30ac641283 |
15 | 1997575808 |
hex | eb2e6d233 |
63131013683 has 4 divisors (see below), whose sum is σ = 63133670208. Its totient is φ = 63128357160.
The previous prime is 63131013677. The next prime is 63131013763. The reversal of 63131013683 is 38631013136.
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 63131013683 - 28 = 63131013427 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (63131013623) 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, 1292291 + ... + 1340252.
It is an arithmetic number, because the mean of its divisors is an integer number (15783417552).
Almost surely, 263131013683 is an apocalyptic number.
63131013683 is a deficient number, since it is larger than the sum of its proper divisors (2656525).
63131013683 is a wasteful number, since it uses less digits than its factorization.
63131013683 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2656524.
The product of its (nonzero) digits is 23328, while the sum is 35.
The spelling of 63131013683 in words is "sixty-three billion, one hundred thirty-one million, thirteen thousand, six hundred eighty-three".
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