Base | Representation |
---|---|
bin | 111101011001101… |
… | …001001000000111 |
3 | 2122210101010202121 |
4 | 331121221020013 |
5 | 4102203212411 |
6 | 250115150411 |
7 | 34345656652 |
oct | 7531511007 |
9 | 2583333677 |
10 | 1030132231 |
11 | 489534657 |
12 | 248ba5407 |
13 | 13555a3cb |
14 | 9ab52899 |
15 | 60684571 |
hex | 3d669207 |
1030132231 has 8 divisors (see below), whose sum is σ = 1034881344. Its totient is φ = 1025391360.
The previous prime is 1030132223. The next prime is 1030132237. The reversal of 1030132231 is 1322310301.
1030132231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 1030132231 - 23 = 1030132223 is a prime.
It is a super-2 number, since 2×10301322312 = 2122344826690074722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030132237) 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, 498306 + ... + 500368.
It is an arithmetic number, because the mean of its divisors is an integer number (129360168).
Almost surely, 21030132231 is an apocalyptic number.
1030132231 is a deficient number, since it is larger than the sum of its proper divisors (4749113).
1030132231 is a wasteful number, since it uses less digits than its factorization.
1030132231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4121.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 1030132231 is about 32095.6730884398. The cubic root of 1030132231 is about 1009.9448491272.
Adding to 1030132231 its reverse (1322310301), we get a palindrome (2352442532).
The spelling of 1030132231 in words is "one billion, thirty million, one hundred thirty-two thousand, two hundred thirty-one".
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