Base | Representation |
---|---|
bin | 101111010001… |
… | …000000111110 |
3 | 212022111112000 |
4 | 233101000332 |
5 | 11132443322 |
6 | 1121323130 |
7 | 210213540 |
oct | 57210076 |
9 | 25274460 |
10 | 12390462 |
11 | 6aa3157 |
12 | 41964a6 |
13 | 274a946 |
14 | 1907690 |
15 | 114b3ac |
hex | bd103e |
12390462 has 32 divisors (see below), whose sum is σ = 31468800. Its totient is φ = 3540024.
The previous prime is 12390461. The next prime is 12390463. The reversal of 12390462 is 26409321.
12390462 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12390461) and next prime (12390463).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12390461) 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, 16012 + ... + 16767.
It is an arithmetic number, because the mean of its divisors is an integer number (983400).
Almost surely, 212390462 is an apocalyptic number.
12390462 is an abundant number, since it is smaller than the sum of its proper divisors (19078338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12390462 is a wasteful number, since it uses less digits than its factorization.
12390462 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32797 (or 32791 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 12390462 is about 3520.0088068072. The cubic root of 12390462 is about 231.3995446644.
Adding to 12390462 its reverse (26409321), we get a palindrome (38799783).
The spelling of 12390462 in words is "twelve million, three hundred ninety thousand, four hundred sixty-two".
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