Base | Representation |
---|---|
bin | 1100010010111… |
… | …01101110001011 |
3 | 21012002021102102 |
4 | 12021131232023 |
5 | 202401104311 |
6 | 14122424015 |
7 | 2361466223 |
oct | 611355613 |
9 | 235067372 |
10 | 103144331 |
11 | 53249954 |
12 | 2a66200b |
13 | 184a4a64 |
14 | d9ad083 |
15 | 90c643b |
hex | 625db8b |
103144331 has 16 divisors (see below), whose sum is σ = 111628800. Its totient is φ = 95004000.
The previous prime is 103144319. The next prime is 103144339. The reversal of 103144331 is 133441301.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-103144331 is a prime.
It is a super-2 number, since 2×1031443312 = 21277506034875122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (103144339) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112766 + ... + 113676.
It is an arithmetic number, because the mean of its divisors is an integer number (6976800).
Almost surely, 2103144331 is an apocalyptic number.
103144331 is a deficient number, since it is larger than the sum of its proper divisors (8484469).
103144331 is a wasteful number, since it uses less digits than its factorization.
103144331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1090.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 103144331 is about 10155.9997538401. Note that the first 3 decimals coincide. The cubic root of 103144331 is about 468.9736635496.
Adding to 103144331 its reverse (133441301), we get a palindrome (236585632).
The spelling of 103144331 in words is "one hundred three million, one hundred forty-four thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •