Base | Representation |
---|---|
bin | 111111110111011… |
… | …1001011110000100 |
3 | 12112100102200222010 |
4 | 1333232321132010 |
5 | 13342102003302 |
6 | 552351534220 |
7 | 104051126505 |
oct | 17756713604 |
9 | 5470380863 |
10 | 2143000452 |
11 | 9aa738a5a |
12 | 4b982a370 |
13 | 281c95308 |
14 | 164880bac |
15 | c820d16c |
hex | 7fbb9784 |
2143000452 has 24 divisors (see below), whose sum is σ = 5063632000. Its totient is φ = 705290976.
The previous prime is 2143000429. The next prime is 2143000469. The reversal of 2143000452 is 2540003412.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1129327 + ... + 1131222.
Almost surely, 22143000452 is an apocalyptic number.
It is an amenable number.
2143000452 is an abundant number, since it is smaller than the sum of its proper divisors (2920631548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2143000452 is a wasteful number, since it uses less digits than its factorization.
2143000452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2260635 (or 2260633 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 2143000452 is about 46292.5528784058. The cubic root of 2143000452 is about 1289.2607289957.
Adding to 2143000452 its reverse (2540003412), we get a palindrome (4683003864).
The spelling of 2143000452 in words is "two billion, one hundred forty-three million, four hundred fifty-two", and thus it is an aban number.
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