Base | Representation |
---|---|
bin | 101110001111… |
… | …000110101110 |
3 | 211210210012012 |
4 | 232033012232 |
5 | 11100323434 |
6 | 1111441222 |
7 | 205010501 |
oct | 56170656 |
9 | 24723165 |
10 | 12120494 |
11 | 6929341 |
12 | 4086212 |
13 | 2684ab9 |
14 | 1877138 |
15 | 10e63ce |
hex | b8f1ae |
12120494 has 8 divisors (see below), whose sum is σ = 18971280. Its totient is φ = 5796736.
The previous prime is 12120491. The next prime is 12120503. The reversal of 12120494 is 49402121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12120491) 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, 131699 + ... + 131790.
It is an arithmetic number, because the mean of its divisors is an integer number (2371410).
Almost surely, 212120494 is an apocalyptic number.
12120494 is a deficient number, since it is larger than the sum of its proper divisors (6850786).
12120494 is a wasteful number, since it uses less digits than its factorization.
12120494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263514.
The product of its (nonzero) digits is 576, while the sum is 23.
The square root of 12120494 is about 3481.4499852791. The cubic root of 12120494 is about 229.7065823596.
The spelling of 12120494 in words is "twelve million, one hundred twenty thousand, four hundred ninety-four".
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