Base | Representation |
---|---|
bin | 10000111100001… |
… | …00111010110011 |
3 | 100220101112120021 |
4 | 20132010322303 |
5 | 242334232240 |
6 | 22033424311 |
7 | 3343564054 |
oct | 1036047263 |
9 | 326345507 |
10 | 142102195 |
11 | 73238534 |
12 | 3b70b097 |
13 | 23595151 |
14 | 14c3072b |
15 | c71e54a |
hex | 8784eb3 |
142102195 has 8 divisors (see below), whose sum is σ = 171465840. Its totient is φ = 113052960.
The previous prime is 142102157. The next prime is 142102231. The reversal of 142102195 is 591201241.
It is a happy number.
142102195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142102195 - 213 = 142094003 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77605 + ... + 79414.
It is an arithmetic number, because the mean of its divisors is an integer number (21433230).
Almost surely, 2142102195 is an apocalyptic number.
142102195 is a deficient number, since it is larger than the sum of its proper divisors (29363645).
142102195 is a wasteful number, since it uses less digits than its factorization.
142102195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157205.
The product of its (nonzero) digits is 720, while the sum is 25.
The square root of 142102195 is about 11920.6625235345. The cubic root of 142102195 is about 521.8354699880.
The spelling of 142102195 in words is "one hundred forty-two million, one hundred two thousand, one hundred ninety-five".
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