Base | Representation |
---|---|
bin | 11001010010101000… |
… | …011001010100111010 |
3 | 2121002120001002020220 |
4 | 121102220121110322 |
5 | 421103431444421 |
6 | 20250402000510 |
7 | 1650645153024 |
oct | 312250312472 |
9 | 77076032226 |
10 | 27156124986 |
11 | 10575a19701 |
12 | 531a646136 |
13 | 273a145613 |
14 | 1458883014 |
15 | a8e1243c6 |
hex | 652a1953a |
27156124986 has 8 divisors (see below), whose sum is σ = 54312249984. Its totient is φ = 9052041660.
The previous prime is 27156124981. The next prime is 27156125011. The reversal of 27156124986 is 68942165172.
It is a sphenic number, since it is the product of 3 distinct primes.
27156124986 is an admirable number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (27156124981) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2263010410 + ... + 2263010421.
It is an arithmetic number, because the mean of its divisors is an integer number (6789031248).
Almost surely, 227156124986 is an apocalyptic number.
27156124986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27156124986 is a wasteful number, since it uses less digits than its factorization.
27156124986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4526020836.
The product of its digits is 1451520, while the sum is 51.
The spelling of 27156124986 in words is "twenty-seven billion, one hundred fifty-six million, one hundred twenty-four thousand, nine hundred eighty-six".
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