Base | Representation |
---|---|
bin | 110101001000011001… |
… | …100101111001001111 |
3 | 12110020212012211101220 |
4 | 311020121211321033 |
5 | 1413314101240330 |
6 | 42112535134423 |
7 | 4056506365146 |
oct | 651031457117 |
9 | 173225184356 |
10 | 57049243215 |
11 | 222158a0898 |
12 | b081814413 |
13 | 54c2327763 |
14 | 2a92a2875d |
15 | 173d689710 |
hex | d48665e4f |
57049243215 has 32 divisors (see below), whose sum is σ = 91541477376. Its totient is φ = 30338828160.
The previous prime is 57049243159. The next prime is 57049243249. The reversal of 57049243215 is 51234294075.
It is a happy number.
It is not a de Polignac number, because 57049243215 - 28 = 57049242959 is a prime.
It is a congruent number.
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 31 ways as a sum of consecutive naturals, for example, 8956962 + ... + 8963328.
It is an arithmetic number, because the mean of its divisors is an integer number (2860671168).
Almost surely, 257049243215 is an apocalyptic number.
57049243215 is a deficient number, since it is larger than the sum of its proper divisors (34492234161).
57049243215 is a wasteful number, since it uses less digits than its factorization.
57049243215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7999.
The product of its (nonzero) digits is 302400, while the sum is 42.
The spelling of 57049243215 in words is "fifty-seven billion, forty-nine million, two hundred forty-three thousand, two hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •