Base | Representation |
---|---|
bin | 101011111011… |
… | …000100011110 |
3 | 210122222102201 |
4 | 223323010132 |
5 | 10421423032 |
6 | 1050442114 |
7 | 166603633 |
oct | 53730436 |
9 | 23588381 |
10 | 11514142 |
11 | 6554822 |
12 | 3a3333a |
13 | 2501b03 |
14 | 175a18a |
15 | 10268e7 |
hex | afb11e |
11514142 has 4 divisors (see below), whose sum is σ = 17271216. Its totient is φ = 5757070.
The previous prime is 11514127. The next prime is 11514143. The reversal of 11514142 is 24141511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24141511 = 647 ⋅37313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11514143) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2878534 + ... + 2878537.
It is an arithmetic number, because the mean of its divisors is an integer number (4317804).
Almost surely, 211514142 is an apocalyptic number.
11514142 is a deficient number, since it is larger than the sum of its proper divisors (5757074).
11514142 is an equidigital number, since it uses as much as digits as its factorization.
11514142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5757073.
The product of its digits is 160, while the sum is 19.
The square root of 11514142 is about 3393.2494750607. The cubic root of 11514142 is about 225.8103585723.
Adding to 11514142 its reverse (24141511), we get a palindrome (35655653).
The spelling of 11514142 in words is "eleven million, five hundred fourteen thousand, one hundred forty-two".
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