Base | Representation |
---|---|
bin | 1000000001000101… |
… | …0001111011011011 |
3 | 12112222101121120212 |
4 | 2000101101323123 |
5 | 13401403413111 |
6 | 553313041335 |
7 | 104220545633 |
oct | 20021217333 |
9 | 5488347525 |
10 | 2152013531 |
11 | a04834688 |
12 | 50085624b |
13 | 283acc8b5 |
14 | 165b496c3 |
15 | c8ddd98b |
hex | 80451edb |
2152013531 has 8 divisors (see below), whose sum is σ = 2174708880. Its totient is φ = 2129434272.
The previous prime is 2152013477. The next prime is 2152013593. The reversal of 2152013531 is 1353102512.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2152013531 - 26 = 2152013467 is a prime.
It is a super-2 number, since 2×21520135312 = 9262324475214175922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2152013497 and 2152013506.
It is not an unprimeable number, because it can be changed into a prime (2152019531) 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, 8501 + ... + 66153.
It is an arithmetic number, because the mean of its divisors is an integer number (271838610).
Almost surely, 22152013531 is an apocalyptic number.
2152013531 is a deficient number, since it is larger than the sum of its proper divisors (22695349).
2152013531 is a wasteful number, since it uses less digits than its factorization.
2152013531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58045.
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 2152013531 is about 46389.7998594519. The cubic root of 2152013531 is about 1291.0656680949.
The spelling of 2152013531 in words is "two billion, one hundred fifty-two million, thirteen thousand, five hundred thirty-one".
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