Base | Representation |
---|---|
bin | 100110101001… |
… | …011101010100 |
3 | 201001201111202 |
4 | 212221131110 |
5 | 10043200114 |
6 | 1001052032 |
7 | 152054162 |
oct | 46513524 |
9 | 21051452 |
10 | 10131284 |
11 | 579a869 |
12 | 3487018 |
13 | 2139557 |
14 | 14ba232 |
15 | d51cde |
hex | 9a9754 |
10131284 has 12 divisors (see below), whose sum is σ = 17752308. Its totient is φ = 5059200.
The previous prime is 10131281. The next prime is 10131299. The reversal of 10131284 is 48213101.
10131284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 521284 + 9610000 = 722^2 + 3100^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10131281) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4514 + ... + 6374.
It is an arithmetic number, because the mean of its divisors is an integer number (1479359).
Almost surely, 210131284 is an apocalyptic number.
It is an amenable number.
10131284 is a deficient number, since it is larger than the sum of its proper divisors (7621024).
10131284 is a wasteful number, since it uses less digits than its factorization.
10131284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3226 (or 3224 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 10131284 is about 3182.9677975123. The cubic root of 10131284 is about 216.3821823213.
Adding to 10131284 its reverse (48213101), we get a palindrome (58344385).
The spelling of 10131284 in words is "ten million, one hundred thirty-one thousand, two hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •