Base | Representation |
---|---|
bin | 10000111111110… |
… | …01110100000000 |
3 | 100221021212100111 |
4 | 20133321310000 |
5 | 243000042432 |
6 | 22052001104 |
7 | 3350630011 |
oct | 1037716400 |
9 | 327255314 |
10 | 142580992 |
11 | 73535234 |
12 | 3b900194 |
13 | 23702068 |
14 | 14d17008 |
15 | c7b6347 |
hex | 87f9d00 |
142580992 has 18 divisors (see below), whose sum is σ = 284605538. Its totient is φ = 71290368.
The previous prime is 142580983. The next prime is 142581011. The reversal of 142580992 is 299085241.
It can be written as a sum of positive squares in only one way, i.e., 142468096 + 112896 = 11936^2 + 336^2 .
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 as a sum of consecutive naturals, namely, 278223 + ... + 278734.
Almost surely, 2142580992 is an apocalyptic number.
It is an amenable number.
142580992 is a deficient number, since it is larger than the sum of its proper divisors (142024546).
142580992 is an frugal number, since it uses more digits than its factorization.
142580992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 556973 (or 556959 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 40.
The square root of 142580992 is about 11940.7282859966. The cubic root of 142580992 is about 522.4209011616.
The spelling of 142580992 in words is "one hundred forty-two million, five hundred eighty thousand, nine hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •