Base | Representation |
---|---|
bin | 10000101101101… |
… | …00110011111111 |
3 | 100202210221220121 |
4 | 20112310303333 |
5 | 241342414330 |
6 | 21524555411 |
7 | 3321455620 |
oct | 1026646377 |
9 | 322727817 |
10 | 140201215 |
11 | 7215a280 |
12 | 3ab52b67 |
13 | 2307aacb |
14 | 14897a47 |
15 | c49617a |
hex | 85b4cff |
140201215 has 64 divisors (see below), whose sum is σ = 222953472. Its totient is φ = 82051200.
The previous prime is 140201203. The next prime is 140201219. The reversal of 140201215 is 512102041.
It is not a de Polignac number, because 140201215 - 213 = 140193023 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140201219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 628594 + ... + 628816.
It is an arithmetic number, because the mean of its divisors is an integer number (3483648).
Almost surely, 2140201215 is an apocalyptic number.
140201215 is a deficient number, since it is larger than the sum of its proper divisors (82752257).
140201215 is a wasteful number, since it uses less digits than its factorization.
140201215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340.
The product of its (nonzero) digits is 80, while the sum is 16.
The square root of 140201215 is about 11840.6593988680. The cubic root of 140201215 is about 519.4980548399.
Adding to 140201215 its reverse (512102041), we get a palindrome (652303256).
The spelling of 140201215 in words is "one hundred forty million, two hundred one thousand, two hundred fifteen".
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