Base | Representation |
---|---|
bin | 10000111100010… |
… | …01110101111101 |
3 | 100220102120020022 |
4 | 20132021311331 |
5 | 242340403430 |
6 | 22034101525 |
7 | 3344006630 |
oct | 1036116575 |
9 | 326376208 |
10 | 142122365 |
11 | 73251700 |
12 | 3b71a8a5 |
13 | 235a1398 |
14 | 14c37c17 |
15 | c7254e5 |
hex | 8789d7d |
142122365 has 48 divisors (see below), whose sum is σ = 220273536. Its totient is φ = 86106240.
The previous prime is 142122361. The next prime is 142122367. The reversal of 142122365 is 563221241.
It is a happy number.
It is not a de Polignac number, because 142122365 - 22 = 142122361 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142122361) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156242 + ... + 157148.
It is an arithmetic number, because the mean of its divisors is an integer number (4589032).
Almost surely, 2142122365 is an apocalyptic number.
It is an amenable number.
142122365 is a deficient number, since it is larger than the sum of its proper divisors (78151171).
142122365 is a wasteful number, since it uses less digits than its factorization.
142122365 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 978 (or 967 counting only the distinct ones).
The product of its digits is 2880, while the sum is 26.
The square root of 142122365 is about 11921.5085035410. The cubic root of 142122365 is about 521.8601586132.
The spelling of 142122365 in words is "one hundred forty-two million, one hundred twenty-two thousand, three hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •