Base | Representation |
---|---|
bin | 10000111110110… |
… | …11001010010001 |
3 | 100221001111010110 |
4 | 20133123022101 |
5 | 242432033231 |
6 | 22045151533 |
7 | 3346564662 |
oct | 1037331221 |
9 | 327044113 |
10 | 142455441 |
11 | 73459977 |
12 | 3b85b5a9 |
13 | 23689b7b |
14 | 14cc3369 |
15 | c78e046 |
hex | 87db291 |
142455441 has 8 divisors (see below), whose sum is σ = 193160160. Its totient is φ = 93360512.
The previous prime is 142455437. The next prime is 142455451. The reversal of 142455441 is 144554241.
142455441 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 a cyclic number.
It is not a de Polignac number, because 142455441 - 22 = 142455437 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 142455399 and 142455408.
It is not an unprimeable number, because it can be changed into a prime (142455421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402240 + ... + 402593.
It is an arithmetic number, because the mean of its divisors is an integer number (24145020).
Almost surely, 2142455441 is an apocalyptic number.
It is an amenable number.
142455441 is a deficient number, since it is larger than the sum of its proper divisors (50704719).
142455441 is an equidigital number, since it uses as much as digits as its factorization.
142455441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 804895.
The product of its digits is 12800, while the sum is 30.
The square root of 142455441 is about 11935.4698692594. The cubic root of 142455441 is about 522.2675152926.
It can be divided in two parts, 1424 and 55441, that added together give a palindrome (56865).
The spelling of 142455441 in words is "one hundred forty-two million, four hundred fifty-five thousand, four hundred forty-one".
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