Base | Representation |
---|---|
bin | 1000010100011101011… |
… | …0000001010111000100 |
3 | 111122221002122210120101 |
4 | 2011013112001113010 |
5 | 4320210301011334 |
6 | 145354520413444 |
7 | 13216650253561 |
oct | 2050726012704 |
9 | 448832583511 |
10 | 142930875844 |
11 | 55686831589 |
12 | 2384b317284 |
13 | 1062ab53563 |
14 | 6cbc99d868 |
15 | 3ab81ae214 |
hex | 21475815c4 |
142930875844 has 27 divisors (see below), whose sum is σ = 264013133517. Its totient is φ = 67697293968.
The previous prime is 142930875821. The next prime is 142930875859. The reversal of 142930875844 is 448578039241.
The square root of 142930875844 is 378062.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 56424301444 + 86506574400 = 237538^2 + 294120^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14361382 + ... + 14371330.
Almost surely, 2142930875844 is an apocalyptic number.
142930875844 is the 378062-nd square number.
It is an amenable number.
142930875844 is a deficient number, since it is larger than the sum of its proper divisors (121082257673).
142930875844 is an frugal number, since it uses more digits than its factorization.
142930875844 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19940 (or 9970 counting only the distinct ones).
The product of its (nonzero) digits is 7741440, while the sum is 55.
The spelling of 142930875844 in words is "one hundred forty-two billion, nine hundred thirty million, eight hundred seventy-five thousand, eight hundred forty-four".
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