Base | Representation |
---|---|
bin | 10000101101101… |
… | …00100111111010 |
3 | 100202210220211222 |
4 | 20112310213322 |
5 | 241342403232 |
6 | 21524552042 |
7 | 3321453434 |
oct | 1026644772 |
9 | 322726758 |
10 | 140200442 |
11 | 72159738 |
12 | 3ab52622 |
13 | 2307a655 |
14 | 14897654 |
15 | c495d12 |
hex | 85b49fa |
140200442 has 16 divisors (see below), whose sum is σ = 220539240. Its totient is φ = 66753792.
The previous prime is 140200429. The next prime is 140200447. The reversal of 140200442 is 244002041.
It can be written as a sum of positive squares in 4 ways, for example, as 109851361 + 30349081 = 10481^2 + 5509^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 140200442.
It is not an unprimeable number, because it can be changed into a prime (140200447) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12323 + ... + 20790.
Almost surely, 2140200442 is an apocalyptic number.
140200442 is a deficient number, since it is larger than the sum of its proper divisors (80338798).
140200442 is a wasteful number, since it uses less digits than its factorization.
140200442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33217.
The product of its (nonzero) digits is 256, while the sum is 17.
The square root of 140200442 is about 11840.6267570598. The cubic root of 140200442 is about 519.4971000865.
Adding to 140200442 its reverse (244002041), we get a palindrome (384202483).
The spelling of 140200442 in words is "one hundred forty million, two hundred thousand, four hundred forty-two".
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