Base | Representation |
---|---|
bin | 101111011001… |
… | …111101101111 |
3 | 212101100210200 |
4 | 233121331233 |
5 | 11140131434 |
6 | 1122204543 |
7 | 210425445 |
oct | 57317557 |
9 | 25340720 |
10 | 12427119 |
11 | 7018751 |
12 | 41b3753 |
13 | 2761533 |
14 | 1916b95 |
15 | 1157199 |
hex | bd9f6f |
12427119 has 12 divisors (see below), whose sum is σ = 19006416. Its totient is φ = 7797312.
The previous prime is 12427117. The next prime is 12427139. The reversal of 12427119 is 91172421.
It is not a de Polignac number, because 12427119 - 21 = 12427117 is a prime.
It is a super-2 number, since 2×124271192 = 308866573280322, which contains 22 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 12427092 and 12427101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12427117) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40459 + ... + 40764.
It is an arithmetic number, because the mean of its divisors is an integer number (1583868).
Almost surely, 212427119 is an apocalyptic number.
12427119 is a deficient number, since it is larger than the sum of its proper divisors (6579297).
12427119 is a wasteful number, since it uses less digits than its factorization.
12427119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81246 (or 81243 counting only the distinct ones).
The product of its digits is 1008, while the sum is 27.
The square root of 12427119 is about 3525.2119085241. The cubic root of 12427119 is about 231.6275173797.
The spelling of 12427119 in words is "twelve million, four hundred twenty-seven thousand, one hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •