Base | Representation |
---|---|
bin | 1100001010111… |
… | …0101101110010 |
3 | 10120001110201002 |
4 | 3002232231302 |
5 | 101032003112 |
6 | 5022042002 |
7 | 1156615616 |
oct | 302565562 |
9 | 116043632 |
10 | 51047282 |
11 | 268a6640 |
12 | 15119302 |
13 | a763cc0 |
14 | 6acb346 |
15 | 47351c2 |
hex | 30aeb72 |
51047282 has 16 divisors (see below), whose sum is σ = 89957952. Its totient is φ = 21418320.
The previous prime is 51047267. The next prime is 51047299. The reversal of 51047282 is 28274015.
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, 88958 + ... + 89529.
It is an arithmetic number, because the mean of its divisors is an integer number (5622372).
Almost surely, 251047282 is an apocalyptic number.
51047282 is a deficient number, since it is larger than the sum of its proper divisors (38910670).
51047282 is a wasteful number, since it uses less digits than its factorization.
51047282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178513.
The product of its (nonzero) digits is 4480, while the sum is 29.
The square root of 51047282 is about 7144.7380637781. The cubic root of 51047282 is about 370.9575441278.
The spelling of 51047282 in words is "fifty-one million, forty-seven thousand, two hundred eighty-two".
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