Base | Representation |
---|---|
bin | 101110011000… |
… | …011011111010 |
3 | 211212201121202 |
4 | 232120123322 |
5 | 11103034324 |
6 | 1112334202 |
7 | 205230101 |
oct | 56303372 |
9 | 24781552 |
10 | 12158714 |
11 | 6955027 |
12 | 40a4362 |
13 | 2699309 |
14 | 1887038 |
15 | 11028ae |
hex | b986fa |
12158714 has 16 divisors (see below), whose sum is σ = 19330920. Its totient is φ = 5725440.
The previous prime is 12158711. The next prime is 12158717. The reversal of 12158714 is 41785121.
It is an interprime number because it is at equal distance from previous prime (12158711) and next prime (12158717).
It can be written as a sum of positive squares in 4 ways, for example, as 3485689 + 8673025 = 1867^2 + 2945^2 .
It is a super-2 number, since 2×121587142 = 295668652267592, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is not an unprimeable number, because it can be changed into a prime (12158711) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179 + ... + 4934.
Almost surely, 212158714 is an apocalyptic number.
12158714 is a deficient number, since it is larger than the sum of its proper divisors (7172206).
12158714 is a wasteful number, since it uses less digits than its factorization.
12158714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5185.
The product of its digits is 2240, while the sum is 29.
The square root of 12158714 is about 3486.9347570610. The cubic root of 12158714 is about 229.9477764228.
The spelling of 12158714 in words is "twelve million, one hundred fifty-eight thousand, seven hundred fourteen".
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