Base | Representation |
---|---|
bin | 10000111111010… |
… | …11101010100110 |
3 | 100221011220212100 |
4 | 20133223222212 |
5 | 242441214141 |
6 | 22050432530 |
7 | 3350266041 |
oct | 1037535246 |
9 | 327156770 |
10 | 142523046 |
11 | 734a5746 |
12 | 3b892746 |
13 | 236b1883 |
14 | 14cddc58 |
15 | c7a40b6 |
hex | 87ebaa6 |
142523046 has 24 divisors (see below), whose sum is σ = 309038184. Its totient is φ = 47471040.
The previous prime is 142523041. The next prime is 142523077. The reversal of 142523046 is 640325241.
142523046 is a `hidden beast` number, since 1 + 425 + 230 + 4 + 6 = 666.
142523046 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1425230462 = 40625637282236232, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142523041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31486 + ... + 35726.
It is an arithmetic number, because the mean of its divisors is an integer number (12876591).
Almost surely, 2142523046 is an apocalyptic number.
142523046 is an abundant number, since it is smaller than the sum of its proper divisors (166515138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142523046 is a wasteful number, since it uses less digits than its factorization.
142523046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6116 (or 6113 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 142523046 is about 11938.3016380053. The cubic root of 142523046 is about 522.3501196289.
Adding to 142523046 its reverse (640325241), we get a palindrome (782848287).
The spelling of 142523046 in words is "one hundred forty-two million, five hundred twenty-three thousand, forty-six".
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