Base | Representation |
---|---|
bin | 101110010011… |
… | …111110100010 |
3 | 211211210120022 |
4 | 232103332202 |
5 | 11101443300 |
6 | 1112113442 |
7 | 205122620 |
oct | 56237642 |
9 | 24753508 |
10 | 12140450 |
11 | 6942333 |
12 | 4095882 |
13 | 2690bca |
14 | 1880510 |
15 | 10ec285 |
hex | b93fa2 |
12140450 has 24 divisors (see below), whose sum is σ = 25807872. Its totient is φ = 4162320.
The previous prime is 12140441. The next prime is 12140459. The reversal of 12140450 is 5404121.
It is an interprime number because it is at equal distance from previous prime (12140441) and next prime (12140459).
It is not an unprimeable number, because it can be changed into a prime (12140459) 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, 16994 + ... + 17693.
It is an arithmetic number, because the mean of its divisors is an integer number (1075328).
Almost surely, 212140450 is an apocalyptic number.
12140450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12140450 is an abundant number, since it is smaller than the sum of its proper divisors (13667422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12140450 is a wasteful number, since it uses less digits than its factorization.
12140450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34706 (or 34701 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 12140450 is about 3484.3148537410. The cubic root of 12140450 is about 229.8325813780.
Adding to 12140450 its reverse (5404121), we get a palindrome (17544571).
The spelling of 12140450 in words is "twelve million, one hundred forty thousand, four hundred fifty".
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