Base | Representation |
---|---|
bin | 1001000111000… |
… | …1100100101110 |
3 | 2122220110122220 |
4 | 2101301210232 |
5 | 34240321214 |
6 | 3443020210 |
7 | 642545613 |
oct | 221614456 |
9 | 78813586 |
10 | 38213934 |
11 | 1a630770 |
12 | 1096a666 |
13 | 7bbc8c5 |
14 | 510a50a |
15 | 354c9a9 |
hex | 247192e |
38213934 has 16 divisors (see below), whose sum is σ = 83376000. Its totient is φ = 11579960.
The previous prime is 38213899. The next prime is 38213953. The reversal of 38213934 is 43931283.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a junction number, because it is equal to n+sod(n) for n = 38213895 and 38213904.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289434 + ... + 289565.
It is an arithmetic number, because the mean of its divisors is an integer number (5211000).
Almost surely, 238213934 is an apocalyptic number.
38213934 is an abundant number, since it is smaller than the sum of its proper divisors (45162066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38213934 is a wasteful number, since it uses less digits than its factorization.
38213934 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 579015.
The product of its digits is 15552, while the sum is 33.
The square root of 38213934 is about 6181.7419874983. The cubic root of 38213934 is about 336.8272734123.
The spelling of 38213934 in words is "thirty-eight million, two hundred thirteen thousand, nine hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.119 sec. • engine limits •