Base | Representation |
---|---|
bin | 10000101101111… |
… | …10100001110111 |
3 | 100202212222111200 |
4 | 20112332201313 |
5 | 241400203030 |
6 | 21525503543 |
7 | 3322012635 |
oct | 1026764167 |
9 | 322788450 |
10 | 140241015 |
11 | 72187172 |
12 | 3ab71bb3 |
13 | 23092c65 |
14 | 148a8355 |
15 | c4a2d60 |
hex | 85be877 |
140241015 has 24 divisors (see below), whose sum is σ = 243526608. Its totient is φ = 74659200.
The previous prime is 140241001. The next prime is 140241019. The reversal of 140241015 is 510142041.
It is not a de Polignac number, because 140241015 - 27 = 140240887 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140241019) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25240 + ... + 30290.
It is an arithmetic number, because the mean of its divisors is an integer number (10146942).
Almost surely, 2140241015 is an apocalyptic number.
140241015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
140241015 is a deficient number, since it is larger than the sum of its proper divisors (103285593).
140241015 is a wasteful number, since it uses less digits than its factorization.
140241015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5679 (or 5676 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 140241015 is about 11842.3399292538. The cubic root of 140241015 is about 519.5472081619.
Adding to 140241015 its reverse (510142041), we get a palindrome (650383056).
The spelling of 140241015 in words is "one hundred forty million, two hundred forty-one thousand, fifteen".
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