Base | Representation |
---|---|
bin | 100001101101110… |
… | …0110110101011110 |
3 | 2220211202112011022 |
4 | 1003123212311132 |
5 | 4304103413210 |
6 | 304131524142 |
7 | 40014660065 |
oct | 10333466536 |
9 | 2824675138 |
10 | 1131310430 |
11 | 5306602a8 |
12 | 276a59652 |
13 | 1504c4273 |
14 | aa36d1dc |
15 | 694bd155 |
hex | 436e6d5e |
1131310430 has 32 divisors (see below), whose sum is σ = 2136844800. Its totient is φ = 430415392.
The previous prime is 1131310403. The next prime is 1131310447. The reversal of 1131310430 is 340131311.
It is a junction number, because it is equal to n+sod(n) for n = 1131310399 and 1131310408.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27431 + ... + 54909.
It is an arithmetic number, because the mean of its divisors is an integer number (66776400).
Almost surely, 21131310430 is an apocalyptic number.
1131310430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1131310430 is a deficient number, since it is larger than the sum of its proper divisors (1005534370).
1131310430 is a wasteful number, since it uses less digits than its factorization.
1131310430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27688.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 1131310430 is about 33634.9584509926. The cubic root of 1131310430 is about 1041.9829125197.
Adding to 1131310430 its reverse (340131311), we get a palindrome (1471441741).
The spelling of 1131310430 in words is "one billion, one hundred thirty-one million, three hundred ten thousand, four hundred thirty".
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