Base | Representation |
---|---|
bin | 110101010010010111… |
… | …000100101111001001 |
3 | 12110200111200000001101 |
4 | 311102113010233021 |
5 | 1414134341332043 |
6 | 42141305021401 |
7 | 4063605665260 |
oct | 652227045711 |
9 | 173614600041 |
10 | 57216355273 |
11 | 222a1160630 |
12 | b109784861 |
13 | 551ab3842c |
14 | 2aaacc95d7 |
15 | 174d19924d |
hex | d525c4bc9 |
57216355273 has 16 divisors (see below), whose sum is σ = 71360722944. Its totient is φ = 44567894160.
The previous prime is 57216355271. The next prime is 57216355279. The reversal of 57216355273 is 37255361275.
It is a happy number.
57216355273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 57216355273 - 21 = 57216355271 is a prime.
It is a super-2 number, since 2×572163552732 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (57216355271) 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, 78786 + ... + 347332.
It is an arithmetic number, because the mean of its divisors is an integer number (4460045184).
Almost surely, 257216355273 is an apocalyptic number.
It is an amenable number.
57216355273 is a deficient number, since it is larger than the sum of its proper divisors (14144367671).
57216355273 is a wasteful number, since it uses less digits than its factorization.
57216355273 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271332.
The product of its digits is 1323000, while the sum is 46.
The spelling of 57216355273 in words is "fifty-seven billion, two hundred sixteen million, three hundred fifty-five thousand, two hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •