Base | Representation |
---|---|
bin | 111101011101011… |
… | …101100000101110 |
3 | 2122212020222212122 |
4 | 331131131200232 |
5 | 4102432230410 |
6 | 250152432542 |
7 | 34360326221 |
oct | 7535354056 |
9 | 2585228778 |
10 | 1031133230 |
11 | 48a058726 |
12 | 2493a8752 |
13 | 13581ac0a |
14 | 9ad335b8 |
15 | 607d0e55 |
hex | 3d75d82e |
1031133230 has 16 divisors (see below), whose sum is σ = 1953726480. Its totient is φ = 390745152.
The previous prime is 1031133227. The next prime is 1031133269. The reversal of 1031133230 is 323311301.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1031133199 and 1031133208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2713319 + ... + 2713698.
It is an arithmetic number, because the mean of its divisors is an integer number (122107905).
Almost surely, 21031133230 is an apocalyptic number.
1031133230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1031133230 is a deficient number, since it is larger than the sum of its proper divisors (922593250).
1031133230 is a wasteful number, since it uses less digits than its factorization.
1031133230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5427043.
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 1031133230 is about 32111.2632887590. The cubic root of 1031133230 is about 1010.2718707386.
Adding to 1031133230 its reverse (323311301), we get a palindrome (1354444531).
The spelling of 1031133230 in words is "one billion, thirty-one million, one hundred thirty-three thousand, two hundred thirty".
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