Base | Representation |
---|---|
bin | 1011001111010… |
… | …1111000010100 |
3 | 10021201012001102 |
4 | 2303311320110 |
5 | 44032110333 |
6 | 4402245232 |
7 | 1111502300 |
oct | 263657024 |
9 | 107635042 |
10 | 47144468 |
11 | 24680378 |
12 | 13956818 |
13 | 99c8747 |
14 | 6392d00 |
15 | 4213ae8 |
hex | 2cf5e14 |
47144468 has 36 divisors (see below), whose sum is σ = 101625300. Its totient is φ = 19014912.
The previous prime is 47144467. The next prime is 47144473. The reversal of 47144468 is 86444174.
It can be written as a sum of positive squares in 2 ways, for example, as 40934404 + 6210064 = 6398^2 + 2492^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47144467) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3743 + ... + 10406.
It is an arithmetic number, because the mean of its divisors is an integer number (2822925).
Almost surely, 247144468 is an apocalyptic number.
It is an amenable number.
47144468 is an abundant number, since it is smaller than the sum of its proper divisors (54480832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47144468 is a wasteful number, since it uses less digits than its factorization.
47144468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14184 (or 14175 counting only the distinct ones).
The product of its digits is 86016, while the sum is 38.
The square root of 47144468 is about 6866.1829279448. The cubic root of 47144468 is about 361.2519885907.
The spelling of 47144468 in words is "forty-seven million, one hundred forty-four thousand, four hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.132 sec. • engine limits •