Base | Representation |
---|---|
bin | 100001111111001… |
… | …1100001110101110 |
3 | 2221110221110100201 |
4 | 1003332130032232 |
5 | 4313423121110 |
6 | 305055344114 |
7 | 40155411610 |
oct | 10376341656 |
9 | 2843843321 |
10 | 1140442030 |
11 | 535827a82 |
12 | 279b2203a |
13 | 152370790 |
14 | ab668db0 |
15 | 6a1c3b3a |
hex | 43f9c3ae |
1140442030 has 64 divisors (see below), whose sum is σ = 2531168640. Its totient is φ = 360267264.
The previous prime is 1140442027. The next prime is 1140442057. The reversal of 1140442030 is 302440411.
It is a junction number, because it is equal to n+sod(n) for n = 1140441989 and 1140442007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 797356 + ... + 798784.
It is an arithmetic number, because the mean of its divisors is an integer number (39549510).
Almost surely, 21140442030 is an apocalyptic number.
1140442030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1140442030 is an abundant number, since it is smaller than the sum of its proper divisors (1390726610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1140442030 is a wasteful number, since it uses less digits than its factorization.
1140442030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2333.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 1140442030 is about 33770.4312972162. The cubic root of 1140442030 is about 1044.7789280754.
Adding to 1140442030 its reverse (302440411), we get a palindrome (1442882441).
The spelling of 1140442030 in words is "one billion, one hundred forty million, four hundred forty-two thousand, thirty".
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