Base | Representation |
---|---|
bin | 1101001100100… |
… | …1011111100001 |
3 | 10212011010122212 |
4 | 3103021133201 |
5 | 103132220030 |
6 | 5254211505 |
7 | 1241322644 |
oct | 323113741 |
9 | 125133585 |
10 | 55351265 |
11 | 29276252 |
12 | 16653b95 |
13 | b610038 |
14 | 74cba5b |
15 | 4cd5595 |
hex | 34c97e1 |
55351265 has 8 divisors (see below), whose sum is σ = 66868200. Its totient is φ = 43983232.
The previous prime is 55351259. The next prime is 55351267. The reversal of 55351265 is 56215355.
It can be written as a sum of positive squares in 4 ways, for example, as 5958481 + 49392784 = 2441^2 + 7028^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 55351265 - 212 = 55347169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55351267) 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, 36404 + ... + 37893.
It is an arithmetic number, because the mean of its divisors is an integer number (8358525).
Almost surely, 255351265 is an apocalyptic number.
It is an amenable number.
55351265 is a deficient number, since it is larger than the sum of its proper divisors (11516935).
55351265 is a wasteful number, since it uses less digits than its factorization.
55351265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74451.
The product of its digits is 22500, while the sum is 32.
The square root of 55351265 is about 7439.8430763021. The cubic root of 55351265 is about 381.1031311025.
The spelling of 55351265 in words is "fifty-five million, three hundred fifty-one thousand, two hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •