Base | Representation |
---|---|
bin | 11110101000110… |
… | …101100000101100 |
3 | 1022211012222211101 |
4 | 132220311200230 |
5 | 2023042141140 |
6 | 123001132444 |
7 | 15511052503 |
oct | 3650654054 |
9 | 1284188741 |
10 | 514021420 |
11 | 2441739a0 |
12 | 12418a124 |
13 | 826541b3 |
14 | 4c3a583a |
15 | 301d799a |
hex | 1ea3582c |
514021420 has 24 divisors (see below), whose sum is σ = 1177576848. Its totient is φ = 186916800.
The previous prime is 514021379. The next prime is 514021423. The reversal of 514021420 is 24120415.
It is not an unprimeable number, because it can be changed into a prime (514021423) 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, 1168011 + ... + 1168450.
It is an arithmetic number, because the mean of its divisors is an integer number (49065702).
Almost surely, 2514021420 is an apocalyptic number.
It is an amenable number.
514021420 is an abundant number, since it is smaller than the sum of its proper divisors (663555428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
514021420 is a wasteful number, since it uses less digits than its factorization.
514021420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2336481 (or 2336479 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 514021420 is about 22672.0404904367. The cubic root of 514021420 is about 801.0514404026.
Adding to 514021420 its reverse (24120415), we get a palindrome (538141835).
The spelling of 514021420 in words is "five hundred fourteen million, twenty-one thousand, four hundred twenty".
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