Base | Representation |
---|---|
bin | 111101100001010… |
… | …000110111101111 |
3 | 2122221010122020012 |
4 | 331201100313233 |
5 | 4103211130111 |
6 | 250230043435 |
7 | 34401650312 |
oct | 7541206757 |
9 | 2587118205 |
10 | 1032130031 |
11 | 48a679629 |
12 | 2497a957b |
13 | 135aa983a |
14 | 9b112979 |
15 | 6092b48b |
hex | 3d850def |
1032130031 has 2 divisors, whose sum is σ = 1032130032. Its totient is φ = 1032130030.
The previous prime is 1032129979. The next prime is 1032130049. The reversal of 1032130031 is 1300312301.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1032130031 is a prime.
It is a super-2 number, since 2×10321300312 = 2130584801784121922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1032129988 and 1032130015.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1032130051) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516065015 + 516065016.
It is an arithmetic number, because the mean of its divisors is an integer number (516065016).
Almost surely, 21032130031 is an apocalyptic number.
1032130031 is a deficient number, since it is larger than the sum of its proper divisors (1).
1032130031 is an equidigital number, since it uses as much as digits as its factorization.
1032130031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 1032130031 is about 32126.7805887860. The cubic root of 1032130031 is about 1010.5973106374.
Adding to 1032130031 its reverse (1300312301), we get a palindrome (2332442332).
The spelling of 1032130031 in words is "one billion, thirty-two million, one hundred thirty thousand, thirty-one".
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