Base | Representation |
---|---|
bin | 101111101011… |
… | …110001100011 |
3 | 212112001212110 |
4 | 233223301203 |
5 | 11200000232 |
6 | 1123530403 |
7 | 211151226 |
oct | 57536143 |
9 | 25461773 |
10 | 12500067 |
11 | 7068538 |
12 | 4229a03 |
13 | 27887b8 |
14 | 19355bd |
15 | 116dacc |
hex | bebc63 |
12500067 has 4 divisors (see below), whose sum is σ = 16666760. Its totient is φ = 8333376.
The previous prime is 12500029. The next prime is 12500069. The reversal of 12500067 is 76000521.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 12500067 - 26 = 12500003 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12500069) 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, 2083342 + ... + 2083347.
It is an arithmetic number, because the mean of its divisors is an integer number (4166690).
Almost surely, 212500067 is an apocalyptic number.
12500067 is a deficient number, since it is larger than the sum of its proper divisors (4166693).
12500067 is an equidigital number, since it uses as much as digits as its factorization.
12500067 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4166692.
The product of its (nonzero) digits is 420, while the sum is 21.
The square root of 12500067 is about 3535.5433811509. The cubic root of 12500067 is about 232.0798563285.
Adding to 12500067 its reverse (76000521), we get a palindrome (88500588).
The spelling of 12500067 in words is "twelve million, five hundred thousand, sixty-seven".
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