Base | Representation |
---|---|
bin | 1001000100111… |
… | …1001001010100 |
3 | 2122122022020000 |
4 | 2101033021110 |
5 | 34221313131 |
6 | 3440011300 |
7 | 641420520 |
oct | 221171124 |
9 | 78568200 |
10 | 38072916 |
11 | 1a544822 |
12 | 10900b30 |
13 | 7b7066b |
14 | 50b0d80 |
15 | 3520ce6 |
hex | 244f254 |
38072916 has 60 divisors (see below), whose sum is σ = 113755488. Its totient is φ = 10877328.
The previous prime is 38072893. The next prime is 38072933. The reversal of 38072916 is 61927083.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6126 + ... + 10661.
Almost surely, 238072916 is an apocalyptic number.
38072916 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
38072916 is an abundant number, since it is smaller than the sum of its proper divisors (75682572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38072916 is a wasteful number, since it uses less digits than its factorization.
38072916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16810 (or 16799 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 38072916 is about 6170.3254371224. The cubic root of 38072916 is about 336.4124399514.
Adding to 38072916 its reverse (61927083), we get a palindrome (99999999).
The spelling of 38072916 in words is "thirty-eight million, seventy-two thousand, nine hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •