Base | Representation |
---|---|
bin | 101101100110100… |
… | …0001010111100011 |
3 | 10221122020011122201 |
4 | 1123031001113203 |
5 | 11113203441011 |
6 | 411500114031 |
7 | 52626655642 |
oct | 13315012743 |
9 | 3848204581 |
10 | 1530140131 |
11 | 7157a6a23 |
12 | 368535917 |
13 | 1b5015c80 |
14 | 10730b359 |
15 | 8e4eecc1 |
hex | 5b3415e3 |
1530140131 has 32 divisors (see below), whose sum is σ = 1825867008. Its totient is φ = 1268981760.
The previous prime is 1530140123. The next prime is 1530140141. The reversal of 1530140131 is 1310410351.
It is a cyclic number.
It is not a de Polignac number, because 1530140131 - 23 = 1530140123 is a prime.
It is a super-2 number, since 2×15301401312 = 4682657640993394322, 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 = 1530140099 and 1530140108.
It is not an unprimeable number, because it can be changed into a prime (1530140141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 424071 + ... + 427663.
It is an arithmetic number, because the mean of its divisors is an integer number (57058344).
Almost surely, 21530140131 is an apocalyptic number.
1530140131 is a deficient number, since it is larger than the sum of its proper divisors (295726877).
1530140131 is a wasteful number, since it uses less digits than its factorization.
1530140131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3711.
The product of its (nonzero) digits is 180, while the sum is 19.
The square root of 1530140131 is about 39117.0056497171. The cubic root of 1530140131 is about 1152.3305305875.
Adding to 1530140131 its reverse (1310410351), we get a palindrome (2840550482).
The spelling of 1530140131 in words is "one billion, five hundred thirty million, one hundred forty thousand, one hundred thirty-one".
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