Base | Representation |
---|---|
bin | 110000011111… |
… | …100011101101 |
3 | 212220211211020 |
4 | 300133203231 |
5 | 11223242143 |
6 | 1132244353 |
7 | 213023505 |
oct | 60374355 |
9 | 25824736 |
10 | 12712173 |
11 | 71a2931 |
12 | 43106b9 |
13 | 28311c6 |
14 | 198ca05 |
15 | 11b1883 |
hex | c1f8ed |
12712173 has 16 divisors (see below), whose sum is σ = 17489472. Its totient is φ = 8208000.
The previous prime is 12712099. The next prime is 12712187. The reversal of 12712173 is 37121721.
It is not a de Polignac number, because 12712173 - 214 = 12695789 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12712373) 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, 21978 + ... + 22548.
It is an arithmetic number, because the mean of its divisors is an integer number (1093092).
Almost surely, 212712173 is an apocalyptic number.
It is an amenable number.
12712173 is a deficient number, since it is larger than the sum of its proper divisors (4777299).
12712173 is a wasteful number, since it uses less digits than its factorization.
12712173 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 796.
The product of its digits is 588, while the sum is 24.
The square root of 12712173 is about 3565.4134402619. The cubic root of 12712173 is about 233.3851746490.
Adding to 12712173 its reverse (37121721), we get a palindrome (49833894).
The spelling of 12712173 in words is "twelve million, seven hundred twelve thousand, one hundred seventy-three".
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