Base | Representation |
---|---|
bin | 11001010101110110… |
… | …000111100011100001 |
3 | 2121020022111221202111 |
4 | 121111312013203201 |
5 | 421211233210412 |
6 | 20300005515321 |
7 | 1652201433040 |
oct | 312566074341 |
9 | 77208457674 |
10 | 27210053857 |
11 | 105a3403218 |
12 | 5334712b41 |
13 | 27483780ac |
14 | 1461ac0557 |
15 | a93c282a7 |
hex | 655d878e1 |
27210053857 has 16 divisors (see below), whose sum is σ = 31982307840. Its totient is φ = 22660838208.
The previous prime is 27210053833. The next prime is 27210053867. The reversal of 27210053857 is 75835001272.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 27210053857 - 211 = 27210051809 is a prime.
It is not an unprimeable number, because it can be changed into a prime (27210053867) 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, 113163 + ... + 259279.
It is an arithmetic number, because the mean of its divisors is an integer number (1998894240).
Almost surely, 227210053857 is an apocalyptic number.
It is an amenable number.
27210053857 is a deficient number, since it is larger than the sum of its proper divisors (4772253983).
27210053857 is a wasteful number, since it uses less digits than its factorization.
27210053857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146880.
The product of its (nonzero) digits is 117600, while the sum is 40.
The spelling of 27210053857 in words is "twenty-seven billion, two hundred ten million, fifty-three thousand, eight hundred fifty-seven".
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