Base | Representation |
---|---|
bin | 101111111111001000… |
… | …011101111110000011 |
3 | 11220222212110202021012 |
4 | 233333020131332003 |
5 | 1321010403101433 |
6 | 35400440351135 |
7 | 3502560462242 |
oct | 577710357603 |
9 | 156885422235 |
10 | 51525050243 |
11 | 1a940602957 |
12 | 9b9b7754ab |
13 | 4b219c3014 |
14 | 26cb0b4959 |
15 | 15186db848 |
hex | bff21df83 |
51525050243 has 8 divisors (see below), whose sum is σ = 52258576896. Its totient is φ = 50791741000.
The previous prime is 51525050237. The next prime is 51525050257. The reversal of 51525050243 is 34205052515.
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 51525050243 - 212 = 51525046147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51525050273) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 456980 + ... + 558462.
It is an arithmetic number, because the mean of its divisors is an integer number (6532322112).
Almost surely, 251525050243 is an apocalyptic number.
51525050243 is a deficient number, since it is larger than the sum of its proper divisors (733526653).
51525050243 is a wasteful number, since it uses less digits than its factorization.
51525050243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108705.
The product of its (nonzero) digits is 30000, while the sum is 32.
The spelling of 51525050243 in words is "fifty-one billion, five hundred twenty-five million, fifty thousand, two hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •