Base | Representation |
---|---|
bin | 10001000010110… |
… | …11110010111011 |
3 | 100222001020212220 |
4 | 20201123302323 |
5 | 243100413311 |
6 | 22104335123 |
7 | 3354221052 |
oct | 1041336273 |
9 | 328036786 |
10 | 142982331 |
11 | 73789818 |
12 | 3ba744a3 |
13 | 2381293b |
14 | 14dbd399 |
15 | c845206 |
hex | 885bcbb |
142982331 has 8 divisors (see below), whose sum is σ = 190975824. Its totient is φ = 95155200.
The previous prime is 142982309. The next prime is 142982341. The reversal of 142982331 is 133289241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142982331 - 25 = 142982299 is a prime.
It is a super-2 number, since 2×1429823312 = 40887893956387122, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 142982292 and 142982301.
It is not an unprimeable number, because it can be changed into a prime (142982341) 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, 39570 + ... + 43031.
It is an arithmetic number, because the mean of its divisors is an integer number (23871978).
Almost surely, 2142982331 is an apocalyptic number.
142982331 is a deficient number, since it is larger than the sum of its proper divisors (47993493).
142982331 is an equidigital number, since it uses as much as digits as its factorization.
142982331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83181.
The product of its digits is 10368, while the sum is 33.
The square root of 142982331 is about 11957.5219422755. The cubic root of 142982331 is about 522.9106145537.
The spelling of 142982331 in words is "one hundred forty-two million, nine hundred eighty-two thousand, three hundred thirty-one".
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