Base | Representation |
---|---|
bin | 101100101001011001… |
… | …001010011100100100 |
3 | 11120201221212201201211 |
4 | 230221121022130210 |
5 | 1241134402240000 |
6 | 34004541201204 |
7 | 3314655435142 |
oct | 545131123444 |
9 | 146657781654 |
10 | 47939102500 |
11 | 19370412283 |
12 | 935a860204 |
13 | 469cac3053 |
14 | 246ab42592 |
15 | 13a89a37ba |
hex | b2964a724 |
47939102500 has 135 divisors (see below), whose sum is σ = 109296608421. Its totient is φ = 18391800000.
The previous prime is 47939102473. The next prime is 47939102501. The reversal of 47939102500 is 520193974.
The square root of 47939102500 is 218950.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 7 ways, for example, as 35854937316 + 12084165184 = 189354^2 + 109928^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47939102501) by changing a digit.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 317477425 + ... + 317477575.
Almost surely, 247939102500 is an apocalyptic number.
47939102500 is the 218950-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47939102500
47939102500 is an abundant number, since it is smaller than the sum of its proper divisors (61357505921).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47939102500 is an equidigital number, since it uses as much as digits as its factorization.
47939102500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384 (or 187 counting only the distinct ones).
The product of its (nonzero) digits is 68040, while the sum is 40.
The spelling of 47939102500 in words is "forty-seven billion, nine hundred thirty-nine million, one hundred two thousand, five hundred".
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