Base | Representation |
---|---|
bin | 10000111111001… |
… | …11001011100001 |
3 | 100221010222122212 |
4 | 20133213023201 |
5 | 242440122143 |
6 | 22050211505 |
7 | 3350161343 |
oct | 1037471341 |
9 | 327128585 |
10 | 142504673 |
11 | 73492963 |
12 | 3b883b95 |
13 | 236a63bc |
14 | 14cd7293 |
15 | c79d918 |
hex | 87e72e1 |
142504673 has 4 divisors (see below), whose sum is σ = 142552368. Its totient is φ = 142456980.
The previous prime is 142504669. The next prime is 142504679. The reversal of 142504673 is 376405241.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 142504673 - 22 = 142504669 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142504679) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19043 + ... + 25448.
It is an arithmetic number, because the mean of its divisors is an integer number (35638092).
Almost surely, 2142504673 is an apocalyptic number.
It is an amenable number.
142504673 is a deficient number, since it is larger than the sum of its proper divisors (47695).
142504673 is an equidigital number, since it uses as much as digits as its factorization.
142504673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47694.
The product of its (nonzero) digits is 20160, while the sum is 32.
The square root of 142504673 is about 11937.5321151400. The cubic root of 142504673 is about 522.3276728471.
The spelling of 142504673 in words is "one hundred forty-two million, five hundred four thousand, six hundred seventy-three".
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