Base | Representation |
---|---|
bin | 11110110001010… |
… | …000101111111111 |
3 | 1022222101012121221 |
4 | 132301100233333 |
5 | 2024123331033 |
6 | 123120334211 |
7 | 15535612102 |
oct | 3661205777 |
9 | 1288335557 |
10 | 516230143 |
11 | 245442390 |
12 | 124a74367 |
13 | 82c48630 |
14 | 4c7bc739 |
15 | 304c212d |
hex | 1ec50bff |
516230143 has 16 divisors (see below), whose sum is σ = 642158496. Its totient is φ = 407715840.
The previous prime is 516230107. The next prime is 516230149. The reversal of 516230143 is 341032615.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-516230143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (516230149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103746 + ... + 108607.
It is an arithmetic number, because the mean of its divisors is an integer number (40134906).
Almost surely, 2516230143 is an apocalyptic number.
516230143 is a deficient number, since it is larger than the sum of its proper divisors (125928353).
516230143 is a wasteful number, since it uses less digits than its factorization.
516230143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 212394.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 516230143 is about 22720.6985588032. The cubic root of 516230143 is about 802.1971595671.
Adding to 516230143 its reverse (341032615), we get a palindrome (857262758).
The spelling of 516230143 in words is "five hundred sixteen million, two hundred thirty thousand, one hundred forty-three".
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