Base | Representation |
---|---|
bin | 1100001010101… |
… | …1100010000101 |
3 | 10120000210211020 |
4 | 3002223202011 |
5 | 101031043440 |
6 | 5021501353 |
7 | 1156532613 |
oct | 302534205 |
9 | 116023736 |
10 | 51034245 |
11 | 26897869 |
12 | 15111859 |
13 | a75b0a2 |
14 | 6ac66b3 |
15 | 47313d0 |
hex | 30ab885 |
51034245 has 32 divisors (see below), whose sum is σ = 84049920. Its totient is φ = 26429760.
The previous prime is 51034241. The next prime is 51034271. The reversal of 51034245 is 54243015.
It is not a de Polignac number, because 51034245 - 22 = 51034241 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51034241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134466 + ... + 134844.
It is an arithmetic number, because the mean of its divisors is an integer number (2626560).
Almost surely, 251034245 is an apocalyptic number.
It is an amenable number.
51034245 is a deficient number, since it is larger than the sum of its proper divisors (33015675).
51034245 is a wasteful number, since it uses less digits than its factorization.
51034245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 625.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 51034245 is about 7143.8256557674. The cubic root of 51034245 is about 370.9259617394.
The spelling of 51034245 in words is "fifty-one million, thirty-four thousand, two hundred forty-five".
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