Base | Representation |
---|---|
bin | 1000000000111011… |
… | …0000001101010101 |
3 | 12112221010221221022 |
4 | 2000032300031111 |
5 | 13401221214000 |
6 | 553250530525 |
7 | 104212116500 |
oct | 20016601525 |
9 | 5487127838 |
10 | 2151351125 |
11 | a04421a40 |
12 | 500596a45 |
13 | 28392a241 |
14 | 165a16137 |
15 | c8d0c585 |
hex | 803b0355 |
2151351125 has 96 divisors (see below), whose sum is σ = 3503305728. Its totient is φ = 1303344000.
The previous prime is 2151351101. The next prime is 2151351131. The reversal of 2151351125 is 5211531512.
It is not a de Polignac number, because 2151351125 - 214 = 2151334741 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2151351094 and 2151351103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2492444 + ... + 2493306.
It is an arithmetic number, because the mean of its divisors is an integer number (36492768).
Almost surely, 22151351125 is an apocalyptic number.
2151351125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2151351125 is a deficient number, since it is larger than the sum of its proper divisors (1351954603).
2151351125 is a wasteful number, since it uses less digits than its factorization.
2151351125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 940 (or 923 counting only the distinct ones).
The product of its digits is 1500, while the sum is 26.
The square root of 2151351125 is about 46382.6597447796. The cubic root of 2151351125 is about 1290.9331879169.
Adding to 2151351125 its reverse (5211531512), we get a palindrome (7362882637).
The spelling of 2151351125 in words is "two billion, one hundred fifty-one million, three hundred fifty-one thousand, one hundred twenty-five".
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