Base | Representation |
---|---|
bin | 1100001011000… |
… | …0011110110001 |
3 | 10120001211121220 |
4 | 3002300132301 |
5 | 101032221023 |
6 | 5022135253 |
7 | 1156645656 |
oct | 302603661 |
9 | 116054556 |
10 | 51054513 |
11 | 26901014 |
12 | 15121529 |
13 | a767393 |
14 | 6acdc2d |
15 | 47373e3 |
hex | 30b07b1 |
51054513 has 8 divisors (see below), whose sum is σ = 68124576. Its totient is φ = 34010400.
The previous prime is 51054511. The next prime is 51054517. The reversal of 51054513 is 31545015.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51054513 - 21 = 51054511 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (51054511) 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, 1303 + ... + 10188.
It is an arithmetic number, because the mean of its divisors is an integer number (8515572).
Almost surely, 251054513 is an apocalyptic number.
It is an amenable number.
51054513 is a deficient number, since it is larger than the sum of its proper divisors (17070063).
51054513 is a wasteful number, since it uses less digits than its factorization.
51054513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12975.
The product of its (nonzero) digits is 1500, while the sum is 24.
The square root of 51054513 is about 7145.2440826049. The cubic root of 51054513 is about 370.9750590490.
Adding to 51054513 its reverse (31545015), we get a palindrome (82599528).
The spelling of 51054513 in words is "fifty-one million, fifty-four thousand, five hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 5.083 sec. • engine limits •