Base | Representation |
---|---|
bin | 100010000010011… |
… | …1100000101001010 |
3 | 2221121010222212210 |
4 | 1010010330011022 |
5 | 4314342122404 |
6 | 305200045550 |
7 | 40206034560 |
oct | 10404740512 |
9 | 2847128783 |
10 | 1142145354 |
11 | 536790789 |
12 | 27a6038b6 |
13 | 152818b6c |
14 | ab98da30 |
15 | 6a40d689 |
hex | 4413c14a |
1142145354 has 32 divisors (see below), whose sum is σ = 2620569600. Its totient is φ = 325083312.
The previous prime is 1142145349. The next prime is 1142145379. The reversal of 1142145354 is 4535412411.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 40654 + ... + 62745.
It is an arithmetic number, because the mean of its divisors is an integer number (81892800).
Almost surely, 21142145354 is an apocalyptic number.
1142145354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
1142145354 is an abundant number, since it is smaller than the sum of its proper divisors (1478424246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1142145354 is a wasteful number, since it uses less digits than its factorization.
1142145354 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103674.
The product of its digits is 9600, while the sum is 30.
The square root of 1142145354 is about 33795.6410502893. The cubic root of 1142145354 is about 1045.2988176531.
Adding to 1142145354 its reverse (4535412411), we get a palindrome (5677557765).
The spelling of 1142145354 in words is "one billion, one hundred forty-two million, one hundred forty-five thousand, three hundred fifty-four".
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