Base | Representation |
---|---|
bin | 111101011101011… |
… | …101010010101010 |
3 | 2122212020221122022 |
4 | 331131131102222 |
5 | 4102432213310 |
6 | 250152424442 |
7 | 34360323464 |
oct | 7535352252 |
9 | 2585227568 |
10 | 1031132330 |
11 | 48a057a88 |
12 | 2493a8122 |
13 | 13581a697 |
14 | 9ad33134 |
15 | 607d0a55 |
hex | 3d75d4aa |
1031132330 has 8 divisors (see below), whose sum is σ = 1856038212. Its totient is φ = 412452928.
The previous prime is 1031132327. The next prime is 1031132359. The reversal of 1031132330 is 332311301.
It can be written as a sum of positive squares in 2 ways, for example, as 946731361 + 84400969 = 30769^2 + 9187^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1031132299 and 1031132308.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51556607 + ... + 51556626.
Almost surely, 21031132330 is an apocalyptic number.
1031132330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1031132330 is a deficient number, since it is larger than the sum of its proper divisors (824905882).
1031132330 is a wasteful number, since it uses less digits than its factorization.
1031132330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103113240.
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 1031132330 is about 32111.2492749815. The cubic root of 1031132330 is about 1010.2715768080.
Adding to 1031132330 its reverse (332311301), we get a palindrome (1363443631).
The spelling of 1031132330 in words is "one billion, thirty-one million, one hundred thirty-two thousand, three hundred thirty".
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