Base | Representation |
---|---|
bin | 1011011100010… |
… | …1011111001110 |
3 | 10100022101112022 |
4 | 2313011133032 |
5 | 44241313310 |
6 | 4432410142 |
7 | 1121643422 |
oct | 267053716 |
9 | 110271468 |
10 | 47994830 |
11 | 25101254 |
12 | 140a6952 |
13 | 9c35810 |
14 | 6534b82 |
15 | 4330a55 |
hex | 2dc57ce |
47994830 has 16 divisors (see below), whose sum is σ = 93036384. Its totient is φ = 17721120.
The previous prime is 47994827. The next prime is 47994853. The reversal of 47994830 is 3849974.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184466 + ... + 184725.
It is an arithmetic number, because the mean of its divisors is an integer number (5814774).
Almost surely, 247994830 is an apocalyptic number.
47994830 is a deficient number, since it is larger than the sum of its proper divisors (45041554).
47994830 is a wasteful number, since it uses less digits than its factorization.
47994830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 369211.
The product of its (nonzero) digits is 217728, while the sum is 44.
The square root of 47994830 is about 6927.8301076167. The cubic root of 47994830 is about 363.4110701626.
The spelling of 47994830 in words is "forty-seven million, nine hundred ninety-four thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •