Base | Representation |
---|---|
bin | 10000110111000… |
… | …11010110111010 |
3 | 100212010220210220 |
4 | 20123203112322 |
5 | 242202043232 |
6 | 22011320510 |
7 | 3335136543 |
oct | 1033432672 |
9 | 325126726 |
10 | 141440442 |
11 | 72926330 |
12 | 3b450136 |
13 | 233c2b90 |
14 | 14adb4ca |
15 | c63d42c |
hex | 86e35ba |
141440442 has 64 divisors (see below), whose sum is σ = 351921024. Its totient is φ = 37232640.
The previous prime is 141440441. The next prime is 141440443. The reversal of 141440442 is 244044141.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (141440441) and next prime (141440443).
It is not an unprimeable number, because it can be changed into a prime (141440441) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9738 + ... + 19434.
It is an arithmetic number, because the mean of its divisors is an integer number (5498766).
Almost surely, 2141440442 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 141440442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175960512).
141440442 is an abundant number, since it is smaller than the sum of its proper divisors (210480582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141440442 is a wasteful number, since it uses less digits than its factorization.
141440442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9743.
The product of its (nonzero) digits is 2048, while the sum is 24.
The square root of 141440442 is about 11892.8735804262. The cubic root of 141440442 is about 521.0241674214.
Adding to 141440442 its reverse (244044141), we get a palindrome (385484583).
The spelling of 141440442 in words is "one hundred forty-one million, four hundred forty thousand, four hundred forty-two".
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