Base | Representation |
---|---|
bin | 10000111110000… |
… | …00010100111100 |
3 | 100220211220100202 |
4 | 20133000110330 |
5 | 242420024112 |
6 | 22042543032 |
7 | 3345626360 |
oct | 1037002474 |
9 | 326756322 |
10 | 142345532 |
11 | 7339433a |
12 | 3b807a78 |
13 | 2364bb34 |
14 | 14c952a0 |
15 | c76b6c2 |
hex | 87c053c |
142345532 has 36 divisors (see below), whose sum is σ = 289099440. Its totient is φ = 60067392.
The previous prime is 142345531. The next prime is 142345561. The reversal of 142345532 is 235543241.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 142345495 and 142345504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142345531) 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, 595469 + ... + 595707.
It is an arithmetic number, because the mean of its divisors is an integer number (8030540).
Almost surely, 2142345532 is an apocalyptic number.
It is an amenable number.
142345532 is an abundant number, since it is smaller than the sum of its proper divisors (146753908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142345532 is an equidigital number, since it uses as much as digits as its factorization.
142345532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 578 (or 337 counting only the distinct ones).
The product of its digits is 14400, while the sum is 29.
The square root of 142345532 is about 11930.8646794773. The cubic root of 142345532 is about 522.1331652840.
Adding to 142345532 its reverse (235543241), we get a palindrome (377888773).
It can be divided in two parts, 1423 and 45532, that multiplied together give a triangular number (64792036 = T11383).
The spelling of 142345532 in words is "one hundred forty-two million, three hundred forty-five thousand, five hundred thirty-two".
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