Base | Representation |
---|---|
bin | 10001000001001… |
… | …10111010101110 |
3 | 100221122020210002 |
4 | 20200212322232 |
5 | 243022000432 |
6 | 22055544302 |
7 | 3352326440 |
oct | 1040467256 |
9 | 327566702 |
10 | 142765742 |
11 | 73651019 |
12 | 3b98b092 |
13 | 23768192 |
14 | 14d64490 |
15 | c800e62 |
hex | 8826eae |
142765742 has 16 divisors (see below), whose sum is σ = 248754912. Its totient is φ = 60181920.
The previous prime is 142765739. The next prime is 142765751. The reversal of 142765742 is 247567241.
It is a junction number, because it is equal to n+sod(n) for n = 142765696 and 142765705.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82733 + ... + 84440.
It is an arithmetic number, because the mean of its divisors is an integer number (15547182).
Almost surely, 2142765742 is an apocalyptic number.
142765742 is a deficient number, since it is larger than the sum of its proper divisors (105989170).
142765742 is a wasteful number, since it uses less digits than its factorization.
142765742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167243.
The product of its digits is 94080, while the sum is 38.
The square root of 142765742 is about 11948.4619093840. The cubic root of 142765742 is about 522.6464468966.
The spelling of 142765742 in words is "one hundred forty-two million, seven hundred sixty-five thousand, seven hundred forty-two".
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