Base | Representation |
---|---|
bin | 110101011001… |
… | …0101001000100 |
3 | 1221200021111110 |
4 | 1222302221010 |
5 | 24131312232 |
6 | 2440005020 |
7 | 456644115 |
oct | 152625104 |
9 | 57607443 |
10 | 27994692 |
11 | 14890910 |
12 | 9460770 |
13 | 5a5230b |
14 | 3a0a20c |
15 | 26ceacc |
hex | 1ab2a44 |
27994692 has 24 divisors (see below), whose sum is σ = 71259552. Its totient is φ = 8483200.
The previous prime is 27994691. The next prime is 27994693. The reversal of 27994692 is 29649972.
It is an interprime number because it is at equal distance from previous prime (27994691) and next prime (27994693).
It is not an unprimeable number, because it can be changed into a prime (27994691) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105909 + ... + 106172.
It is an arithmetic number, because the mean of its divisors is an integer number (2969148).
Almost surely, 227994692 is an apocalyptic number.
27994692 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
27994692 is an abundant number, since it is smaller than the sum of its proper divisors (43264860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27994692 is a wasteful number, since it uses less digits than its factorization.
27994692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 212099 (or 212097 counting only the distinct ones).
The product of its digits is 489888, while the sum is 48.
The square root of 27994692 is about 5291.0010395009. The cubic root of 27994692 is about 303.6397076246.
The spelling of 27994692 in words is "twenty-seven million, nine hundred ninety-four thousand, six hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •