Base | Representation |
---|---|
bin | 10000111111000… |
… | …11010100000010 |
3 | 100221010011221020 |
4 | 20133203110002 |
5 | 242434120314 |
6 | 22050010310 |
7 | 3350064225 |
oct | 1037432402 |
9 | 327104836 |
10 | 142488834 |
11 | 73481a74 |
12 | 3b876996 |
13 | 2369c127 |
14 | 14cd15bc |
15 | c798da9 |
hex | 87e3502 |
142488834 has 32 divisors (see below), whose sum is σ = 294948864. Its totient is φ = 45842640.
The previous prime is 142488823. The next prime is 142488859. The reversal of 142488834 is 438884241.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92797 + ... + 94319.
It is an arithmetic number, because the mean of its divisors is an integer number (9217152).
Almost surely, 2142488834 is an apocalyptic number.
142488834 is an abundant number, since it is smaller than the sum of its proper divisors (152460030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142488834 is a wasteful number, since it uses less digits than its factorization.
142488834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2062.
The product of its digits is 196608, while the sum is 42.
The square root of 142488834 is about 11936.8686848771. The cubic root of 142488834 is about 522.3083203717.
The spelling of 142488834 in words is "one hundred forty-two million, four hundred eighty-eight thousand, eight hundred thirty-four".
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