Base | Representation |
---|---|
bin | 11110101100100… |
… | …001110001010110 |
3 | 1022220001011021221 |
4 | 132230201301112 |
5 | 2023314123032 |
6 | 123034000554 |
7 | 15522223033 |
oct | 3654416126 |
9 | 1286034257 |
10 | 514989142 |
11 | 244774a68 |
12 | 12457615a |
13 | 82902805 |
14 | 4c57838a |
15 | 30329597 |
hex | 1eb21c56 |
514989142 has 4 divisors (see below), whose sum is σ = 772483716. Its totient is φ = 257494570.
The previous prime is 514989133. The next prime is 514989149. The reversal of 514989142 is 241989415.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (514989149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128747284 + ... + 128747287.
It is an arithmetic number, because the mean of its divisors is an integer number (193120929).
Almost surely, 2514989142 is an apocalyptic number.
514989142 is a deficient number, since it is larger than the sum of its proper divisors (257494574).
514989142 is a wasteful number, since it uses less digits than its factorization.
514989142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 257494573.
The product of its digits is 103680, while the sum is 43.
The square root of 514989142 is about 22693.3722042362. The cubic root of 514989142 is about 801.5538248731.
The spelling of 514989142 in words is "five hundred fourteen million, nine hundred eighty-nine thousand, one hundred forty-two".
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