Base | Representation |
---|---|
bin | 10000111110101… |
… | …00010110100011 |
3 | 100221000001212122 |
4 | 20133110112203 |
5 | 242430140210 |
6 | 22044414455 |
7 | 3346420454 |
oct | 1037242643 |
9 | 327001778 |
10 | 142427555 |
11 | 7343aa26 |
12 | 3b84742b |
13 | 2367a27a |
14 | 14cb712b |
15 | c785b55 |
hex | 87d45a3 |
142427555 has 12 divisors (see below), whose sum is σ = 177015072. Its totient is φ = 110009760.
The previous prime is 142427543. The next prime is 142427561. The reversal of 142427555 is 555724241.
142427555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-142427555 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12731 + ... + 21140.
It is an arithmetic number, because the mean of its divisors is an integer number (14751256).
Almost surely, 2142427555 is an apocalyptic number.
142427555 is a deficient number, since it is larger than the sum of its proper divisors (34587517).
142427555 is an equidigital number, since it uses as much as digits as its factorization.
142427555 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33934 (or 33905 counting only the distinct ones).
The product of its digits is 56000, while the sum is 35.
The square root of 142427555 is about 11934.3016134167. The cubic root of 142427555 is about 522.2334346888.
The spelling of 142427555 in words is "one hundred forty-two million, four hundred twenty-seven thousand, five hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •