Base | Representation |
---|---|
bin | 1001000111010… |
… | …1011000011011 |
3 | 2122221021001120 |
4 | 2101311120123 |
5 | 34241321111 |
6 | 3443220323 |
7 | 642642234 |
oct | 221653033 |
9 | 78837046 |
10 | 38229531 |
11 | 1a64145a |
12 | 109776a3 |
13 | 7bc6a32 |
14 | 511208b |
15 | 3552406 |
hex | 247561b |
38229531 has 8 divisors (see below), whose sum is σ = 51286080. Its totient is φ = 25329672.
The previous prime is 38229523. The next prime is 38229557. The reversal of 38229531 is 13592283.
38229531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38229531 - 23 = 38229523 is a prime.
It is a super-2 number, since 2×382295312 = 2922994080959922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 38229492 and 38229501.
It is not an unprimeable number, because it can be changed into a prime (38229131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38601 + ... + 39578.
It is an arithmetic number, because the mean of its divisors is an integer number (6410760).
Almost surely, 238229531 is an apocalyptic number.
38229531 is a deficient number, since it is larger than the sum of its proper divisors (13056549).
38229531 is a wasteful number, since it uses less digits than its factorization.
38229531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78345.
The product of its digits is 12960, while the sum is 33.
The square root of 38229531 is about 6183.0033964086. The cubic root of 38229531 is about 336.8730924794.
The spelling of 38229531 in words is "thirty-eight million, two hundred twenty-nine thousand, five hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •