Base | Representation |
---|---|
bin | 101011111001001110… |
… | …100000011010001110 |
3 | 11111122122021222221120 |
4 | 223321032200122032 |
5 | 1233011014040020 |
6 | 33352432541410 |
7 | 3255643624404 |
oct | 537116403216 |
9 | 144578258846 |
10 | 47131002510 |
11 | 18a96249849 |
12 | 91740b1866 |
13 | 45a1565387 |
14 | 23d16a9474 |
15 | 135ca7b740 |
hex | af93a068e |
47131002510 has 64 divisors (see below), whose sum is σ = 113853600000. Its totient is φ = 12486269952.
The previous prime is 47131002493. The next prime is 47131002517. The reversal of 47131002510 is 1520013174.
47131002510 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 not an unprimeable number, because it can be changed into a prime (47131002517) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6703617 + ... + 6710643.
It is an arithmetic number, because the mean of its divisors is an integer number (1778962500).
Almost surely, 247131002510 is an apocalyptic number.
47131002510 is an abundant number, since it is smaller than the sum of its proper divisors (66722597490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47131002510 is a wasteful number, since it uses less digits than its factorization.
47131002510 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8465.
The product of its (nonzero) digits is 840, while the sum is 24.
Adding to 47131002510 its reverse (1520013174), we get a palindrome (48651015684).
The spelling of 47131002510 in words is "forty-seven billion, one hundred thirty-one million, two thousand, five hundred ten".
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