Base | Representation |
---|---|
bin | 101011111010010110… |
… | …110110000010000110 |
3 | 11111200221222102012112 |
4 | 223322112312002012 |
5 | 1233030342343241 |
6 | 33354351221022 |
7 | 3256264044053 |
oct | 537226660206 |
9 | 144627872175 |
10 | 47149965446 |
11 | 18aa5a209a1 |
12 | 917a517772 |
13 | 45a547474c |
14 | 23d400402a |
15 | 135e5751eb |
hex | afa5b6086 |
47149965446 has 16 divisors (see below), whose sum is σ = 71498953680. Its totient is φ = 23317286400.
The previous prime is 47149965439. The next prime is 47149965449. The reversal of 47149965446 is 64456994174.
47149965446 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 (47149965449) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236621 + ... + 387671.
It is an arithmetic number, because the mean of its divisors is an integer number (4468684605).
Almost surely, 247149965446 is an apocalyptic number.
47149965446 is a deficient number, since it is larger than the sum of its proper divisors (24348988234).
47149965446 is a wasteful number, since it uses less digits than its factorization.
47149965446 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152759.
The product of its digits is 26127360, while the sum is 59.
The spelling of 47149965446 in words is "forty-seven billion, one hundred forty-nine million, nine hundred sixty-five thousand, four hundred forty-six".
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