Base | Representation |
---|---|
bin | 10000111100010… |
… | …10100101110001 |
3 | 100220102201102122 |
4 | 20132022211301 |
5 | 242341003200 |
6 | 22034124025 |
7 | 3344021561 |
oct | 1036124561 |
9 | 326381378 |
10 | 142125425 |
11 | 73253a32 |
12 | 3b720615 |
13 | 235a28b0 |
14 | 14c38da1 |
15 | c726385 |
hex | 878a971 |
142125425 has 48 divisors (see below), whose sum is σ = 197612352. Its totient is φ = 100742400.
The previous prime is 142125419. The next prime is 142125439. The reversal of 142125425 is 524521241.
It is not a de Polignac number, because 142125425 - 210 = 142124401 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142125394 and 142125403.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 1328222 + ... + 1328328.
It is an arithmetic number, because the mean of its divisors is an integer number (4116924).
Almost surely, 2142125425 is an apocalyptic number.
It is an amenable number.
142125425 is a deficient number, since it is larger than the sum of its proper divisors (55486927).
142125425 is a wasteful number, since it uses less digits than its factorization.
142125425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 258 (or 253 counting only the distinct ones).
The product of its digits is 3200, while the sum is 26.
The square root of 142125425 is about 11921.6368423132. The cubic root of 142125425 is about 521.8639039318.
Adding to 142125425 its reverse (524521241), we get a palindrome (666646666).
The spelling of 142125425 in words is "one hundred forty-two million, one hundred twenty-five thousand, four hundred twenty-five".
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