Base | Representation |
---|---|
bin | 111010110010111011… |
… | …000101011000010101 |
3 | 20000221201211010212201 |
4 | 322302323011120111 |
5 | 2013243113001000 |
6 | 45000244244501 |
7 | 4363311556150 |
oct | 726273053025 |
9 | 200851733781 |
10 | 63131375125 |
11 | 24857019595 |
12 | 1029a6a0731 |
13 | 5c5141c090 |
14 | 30ac6d6c97 |
15 | 19975e796a |
hex | eb2ec5615 |
63131375125 has 32 divisors (see below), whose sum is σ = 96969809664. Its totient is φ = 39960072000.
The previous prime is 63131375089. The next prime is 63131375141. The reversal of 63131375125 is 52157313136.
It is not a de Polignac number, because 63131375125 - 217 = 63131244053 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2763631 + ... + 2786380.
It is an arithmetic number, because the mean of its divisors is an integer number (3030306552).
Almost surely, 263131375125 is an apocalyptic number.
63131375125 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
63131375125 is a deficient number, since it is larger than the sum of its proper divisors (33838434539).
63131375125 is a wasteful number, since it uses less digits than its factorization.
63131375125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5550046 (or 5550036 counting only the distinct ones).
The product of its digits is 56700, while the sum is 37.
The spelling of 63131375125 in words is "sixty-three billion, one hundred thirty-one million, three hundred seventy-five thousand, one hundred twenty-five".
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