Base | Representation |
---|---|
bin | 100001111111001… |
… | …1010011000001000 |
3 | 2221110221001221121 |
4 | 1003332122120020 |
5 | 4313422400230 |
6 | 305055245024 |
7 | 40155350515 |
oct | 10376323010 |
9 | 2843831847 |
10 | 1140434440 |
11 | 535822302 |
12 | 279b19774 |
13 | 15236a1a2 |
14 | ab66630c |
15 | 6a1c177a |
hex | 43f9a608 |
1140434440 has 16 divisors (see below), whose sum is σ = 2565977580. Its totient is φ = 456173760.
The previous prime is 1140434431. The next prime is 1140434497. The reversal of 1140434440 is 444340411.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1071776644 + 68657796 = 32738^2 + 8286^2 .
It is a super-2 number, since 2×11404344402 = 2601181423876227200, which contains 22 as substring.
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, 14255391 + ... + 14255470.
Almost surely, 21140434440 is an apocalyptic number.
1140434440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1140434440 is an abundant number, since it is smaller than the sum of its proper divisors (1425543140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1140434440 is a wasteful number, since it uses less digits than its factorization.
1140434440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28510872 (or 28510868 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 25.
The square root of 1140434440 is about 33770.3189206143. The cubic root of 1140434440 is about 1044.7766102929.
Adding to 1140434440 its reverse (444340411), we get a palindrome (1584774851).
The spelling of 1140434440 in words is "one billion, one hundred forty million, four hundred thirty-four thousand, four hundred forty".
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