Base | Representation |
---|---|
bin | 10000111101010… |
… | …01100010101001 |
3 | 100220200011100001 |
4 | 20132221202221 |
5 | 242404032301 |
6 | 22040543001 |
7 | 3345060310 |
oct | 1036514251 |
9 | 326604301 |
10 | 142252201 |
11 | 73330203 |
12 | 3b781a61 |
13 | 23618500 |
14 | 14c6d277 |
15 | c74dc01 |
hex | 87a98a9 |
142252201 has 12 divisors (see below), whose sum is σ = 176043072. Its totient is φ = 112550256.
The previous prime is 142252193. The next prime is 142252223. The reversal of 142252201 is 102252241.
It is not a de Polignac number, because 142252201 - 23 = 142252193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142252241) by changing a digit.
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 in 11 ways as a sum of consecutive naturals, for example, 58941 + ... + 61306.
It is an arithmetic number, because the mean of its divisors is an integer number (14670256).
Almost surely, 2142252201 is an apocalyptic number.
It is an amenable number.
142252201 is a deficient number, since it is larger than the sum of its proper divisors (33790871).
142252201 is a wasteful number, since it uses less digits than its factorization.
142252201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120280 (or 120267 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 142252201 is about 11926.9527122396. The cubic root of 142252201 is about 522.0190255002.
The spelling of 142252201 in words is "one hundred forty-two million, two hundred fifty-two thousand, two hundred one".
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