Base | Representation |
---|---|
bin | 10001011101110… |
… | …10000011010011 |
3 | 101012200200121022 |
4 | 20232322003103 |
5 | 300001423011 |
6 | 22312150055 |
7 | 3426230621 |
oct | 1056720323 |
9 | 335620538 |
10 | 146514131 |
11 | 75781265 |
12 | 4109832b |
13 | 2447b36a |
14 | 1565c511 |
15 | cce18db |
hex | 8bba0d3 |
146514131 has 4 divisors (see below), whose sum is σ = 148916064. Its totient is φ = 144112200.
The previous prime is 146514113. The next prime is 146514167. The reversal of 146514131 is 131415641.
146514131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131415641 = 7 ⋅18773663.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-146514131 is a prime.
It is a super-2 number, since 2×1465141312 = 42932781165370322, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 146514131.
It is not an unprimeable number, because it can be changed into a prime (146516131) 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, 1200875 + ... + 1200996.
It is an arithmetic number, because the mean of its divisors is an integer number (37229016).
Almost surely, 2146514131 is an apocalyptic number.
146514131 is a deficient number, since it is larger than the sum of its proper divisors (2401933).
146514131 is an equidigital number, since it uses as much as digits as its factorization.
146514131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2401932.
The product of its digits is 1440, while the sum is 26.
The square root of 146514131 is about 12104.3021690637. The cubic root of 146514131 is about 527.1811071675.
Adding to 146514131 its reverse (131415641), we get a palindrome (277929772).
The spelling of 146514131 in words is "one hundred forty-six million, five hundred fourteen thousand, one hundred thirty-one".
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