Base | Representation |
---|---|
bin | 101100011011000000… |
… | …111011001011110100 |
3 | 11120010010221201112111 |
4 | 230123000323023310 |
5 | 1240141123230013 |
6 | 33525002500404 |
7 | 3305666120134 |
oct | 543300731364 |
9 | 146103851474 |
10 | 47697867508 |
11 | 19257225915 |
12 | 92b1b04704 |
13 | 4661b2c055 |
14 | 2446aa8ac4 |
15 | 139270173d |
hex | b1b03b2f4 |
47697867508 has 12 divisors (see below), whose sum is σ = 86349587940. Its totient is φ = 23026556672.
The previous prime is 47697867493. The next prime is 47697867509. The reversal of 47697867508 is 80576879674.
It is a happy number.
47697867508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 21721453924 + 25976413584 = 147382^2 + 161172^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47697867509) 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, 205594141 + ... + 205594372.
It is an arithmetic number, because the mean of its divisors is an integer number (7195798995).
Almost surely, 247697867508 is an apocalyptic number.
It is an amenable number.
47697867508 is a deficient number, since it is larger than the sum of its proper divisors (38651720432).
47697867508 is a wasteful number, since it uses less digits than its factorization.
47697867508 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 411188546 (or 411188544 counting only the distinct ones).
The product of its (nonzero) digits is 142248960, while the sum is 67.
The spelling of 47697867508 in words is "forty-seven billion, six hundred ninety-seven million, eight hundred sixty-seven thousand, five hundred eight".
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