Base | Representation |
---|---|
bin | 100010000010111… |
… | …0001000101000111 |
3 | 2221121120000122222 |
4 | 1010011301011013 |
5 | 4314421044224 |
6 | 305204442555 |
7 | 40210630511 |
oct | 10405610507 |
9 | 2847500588 |
10 | 1142362439 |
11 | 536919899 |
12 | 27a6a945b |
13 | 15289390a |
14 | aba08bb1 |
15 | 6a452b5e |
hex | 44171147 |
1142362439 has 4 divisors (see below), whose sum is σ = 1145966424. Its totient is φ = 1138758456.
The previous prime is 1142362421. The next prime is 1142362451. The reversal of 1142362439 is 9342632411.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1142362439 - 220 = 1141313863 is a prime.
It is a super-3 number, since 3×11423624393 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1142362399 and 1142362408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1142362409) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1801517 + ... + 1802150.
It is an arithmetic number, because the mean of its divisors is an integer number (286491606).
Almost surely, 21142362439 is an apocalyptic number.
1142362439 is a deficient number, since it is larger than the sum of its proper divisors (3603985).
1142362439 is an equidigital number, since it uses as much as digits as its factorization.
1142362439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3603984.
The product of its digits is 31104, while the sum is 35.
The square root of 1142362439 is about 33798.8526284547. The cubic root of 1142362439 is about 1045.3650393233.
The spelling of 1142362439 in words is "one billion, one hundred forty-two million, three hundred sixty-two thousand, four hundred thirty-nine".
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