Base | Representation |
---|---|
bin | 110011010101000111… |
… | …001111100001011001 |
3 | 12021021001200210102122 |
4 | 303111013033201121 |
5 | 1400333423200040 |
6 | 41153002511025 |
7 | 3660542136065 |
oct | 632507174131 |
9 | 167231623378 |
10 | 55115053145 |
11 | 214130131a9 |
12 | a821b05475 |
13 | 52746b29a9 |
14 | 294bbc0aa5 |
15 | 16789761b5 |
hex | cd51cf859 |
55115053145 has 8 divisors (see below), whose sum is σ = 66143978880. Its totient is φ = 44088099120.
The previous prime is 55115053043. The next prime is 55115053153. The reversal of 55115053145 is 54135051155.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 55115053145 - 230 = 54041311321 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430715 + ... + 543824.
It is an arithmetic number, because the mean of its divisors is an integer number (8267997360).
Almost surely, 255115053145 is an apocalyptic number.
It is an amenable number.
55115053145 is a deficient number, since it is larger than the sum of its proper divisors (11028925735).
55115053145 is a wasteful number, since it uses less digits than its factorization.
55115053145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 985855.
The product of its (nonzero) digits is 37500, while the sum is 35.
The spelling of 55115053145 in words is "fifty-five billion, one hundred fifteen million, fifty-three thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •