Base | Representation |
---|---|
bin | 110100001111… |
… | …1010000011010 |
3 | 1220112121101120 |
4 | 1220133100122 |
5 | 24003003002 |
6 | 2415030110 |
7 | 451551102 |
oct | 150372032 |
9 | 56477346 |
10 | 27391002 |
11 | 145092a1 |
12 | 920b336 |
13 | 58a05c2 |
14 | 38d0202 |
15 | 2610cbc |
hex | 1a1f41a |
27391002 has 8 divisors (see below), whose sum is σ = 54782016. Its totient is φ = 9130332.
The previous prime is 27390997. The next prime is 27391003. The reversal of 27391002 is 20019372.
It is a sphenic number, since it is the product of 3 distinct primes.
27391002 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (27391003) 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, 2282578 + ... + 2282589.
It is an arithmetic number, because the mean of its divisors is an integer number (6847752).
Almost surely, 227391002 is an apocalyptic number.
27391002 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.
27391002 is a wasteful number, since it uses less digits than its factorization.
27391002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4565172.
The product of its (nonzero) digits is 756, while the sum is 24.
The square root of 27391002 is about 5233.6413709768. The cubic root of 27391002 is about 301.4412207441.
It can be divided in two parts, 2739 and 1002, that added together give a triangular number (3741 = T86).
The spelling of 27391002 in words is "twenty-seven million, three hundred ninety-one thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •