Base | Representation |
---|---|
bin | 10000111110111… |
… | …00100100001110 |
3 | 100221001210000200 |
4 | 20133130210032 |
5 | 242432224243 |
6 | 22045234330 |
7 | 3346620525 |
oct | 1037344416 |
9 | 327053020 |
10 | 142461198 |
11 | 73463230 |
12 | 3b8629a6 |
13 | 2368c689 |
14 | 14cc54bc |
15 | c790ad3 |
hex | 87dc90e |
142461198 has 48 divisors (see below), whose sum is σ = 337617072. Its totient is φ = 43056000.
The previous prime is 142461181. The next prime is 142461199. The reversal of 142461198 is 891164241.
142461198 is a `hidden beast` number, since 1 + 4 + 2 + 461 + 198 = 666.
142461198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142461199) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102468 + ... + 103848.
It is an arithmetic number, because the mean of its divisors is an integer number (7033689).
Almost surely, 2142461198 is an apocalyptic number.
142461198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
142461198 is an abundant number, since it is smaller than the sum of its proper divisors (195155874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142461198 is a wasteful number, since it uses less digits than its factorization.
142461198 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1921 (or 1918 counting only the distinct ones).
The product of its digits is 13824, while the sum is 36.
The square root of 142461198 is about 11935.7110387274. The cubic root of 142461198 is about 522.2745506003.
The spelling of 142461198 in words is "one hundred forty-two million, four hundred sixty-one thousand, one hundred ninety-eight".
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