Base | Representation |
---|---|
bin | 100010000010110… |
… | …1100001011001000 |
3 | 2221121112000002201 |
4 | 1010011230023020 |
5 | 4314414423334 |
6 | 305204205544 |
7 | 40210515103 |
oct | 10405541310 |
9 | 2847460081 |
10 | 1142342344 |
11 | 536905790 |
12 | 27a6998b4 |
13 | 152887720 |
14 | aba0173a |
15 | 6a44bc14 |
hex | 4416c2c8 |
1142342344 has 32 divisors (see below), whose sum is σ = 2516351040. Its totient is φ = 479304000.
The previous prime is 1142342321. The next prime is 1142342347. The reversal of 1142342344 is 4432432411.
It is not an unprimeable number, because it can be changed into a prime (1142342347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498132 + ... + 500419.
It is an arithmetic number, because the mean of its divisors is an integer number (78635970).
Almost surely, 21142342344 is an apocalyptic number.
It is an amenable number.
1142342344 is an abundant number, since it is smaller than the sum of its proper divisors (1374008696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1142342344 is a wasteful number, since it uses less digits than its factorization.
1142342344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 998581 (or 998577 counting only the distinct ones).
The product of its digits is 9216, while the sum is 28.
The square root of 1142342344 is about 33798.5553537426. Note that the first 3 decimals coincide. The cubic root of 1142342344 is about 1045.3589097060.
Adding to 1142342344 its reverse (4432432411), we get a palindrome (5574774755).
The spelling of 1142342344 in words is "one billion, one hundred forty-two million, three hundred forty-two thousand, three hundred forty-four".
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