Base | Representation |
---|---|
bin | 1100001010100… |
… | …1000111011001 |
3 | 10120000022020120 |
4 | 3002221013121 |
5 | 101030234340 |
6 | 5021343453 |
7 | 1156462011 |
oct | 302510731 |
9 | 116008216 |
10 | 51024345 |
11 | 26890389 |
12 | 15107b89 |
13 | a756728 |
14 | 6ac2c41 |
15 | 472d4d0 |
hex | 30a91d9 |
51024345 has 16 divisors (see below), whose sum is σ = 82131840. Its totient is φ = 27048704.
The previous prime is 51024343. The next prime is 51024353. The reversal of 51024345 is 54342015.
It is a cyclic number.
It is not a de Polignac number, because 51024345 - 21 = 51024343 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51024343) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7680 + ... + 12689.
It is an arithmetic number, because the mean of its divisors is an integer number (5133240).
Almost surely, 251024345 is an apocalyptic number.
It is an amenable number.
51024345 is a deficient number, since it is larger than the sum of its proper divisors (31107495).
51024345 is a wasteful number, since it uses less digits than its factorization.
51024345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20544.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 51024345 is about 7143.1327161127. The cubic root of 51024345 is about 370.9019752019.
The spelling of 51024345 in words is "fifty-one million, twenty-four thousand, three hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.130 sec. • engine limits •