Base | Representation |
---|---|
bin | 101110100000… |
… | …010000110110 |
3 | 211221100121011 |
4 | 232200100312 |
5 | 11110101044 |
6 | 1113142434 |
7 | 205422421 |
oct | 56402066 |
9 | 24840534 |
10 | 12190774 |
11 | 6977122 |
12 | 40baa1a |
13 | 26aaa9b |
14 | 18949b8 |
15 | 110c134 |
hex | ba0436 |
12190774 has 8 divisors (see below), whose sum is σ = 18316368. Its totient is φ = 6085320.
The previous prime is 12190769. The next prime is 12190777. The reversal of 12190774 is 47709121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×121907742 = 297229941438152, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12190777) 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, 3417 + ... + 6004.
It is an arithmetic number, because the mean of its divisors is an integer number (2289546).
Almost surely, 212190774 is an apocalyptic number.
12190774 is a deficient number, since it is larger than the sum of its proper divisors (6125594).
12190774 is an equidigital number, since it uses as much as digits as its factorization.
12190774 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10070.
The product of its (nonzero) digits is 3528, while the sum is 31.
The square root of 12190774 is about 3491.5288914743. The cubic root of 12190774 is about 230.1497071972.
Adding to 12190774 its reverse (47709121), we get a palindrome (59899895).
The spelling of 12190774 in words is "twelve million, one hundred ninety thousand, seven hundred seventy-four".
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