Base | Representation |
---|---|
bin | 1001001001111… |
… | …1010110011010 |
3 | 2200020222212100 |
4 | 2102133112122 |
5 | 34312321214 |
6 | 3451024230 |
7 | 644256351 |
oct | 222372632 |
9 | 80228770 |
10 | 38401434 |
11 | 1a749625 |
12 | 10a3b076 |
13 | 7c57056 |
14 | 5158998 |
15 | 3588309 |
hex | 249f59a |
38401434 has 12 divisors (see below), whose sum is σ = 83203146. Its totient is φ = 12800472.
The previous prime is 38401409. The next prime is 38401439. The reversal of 38401434 is 43410483.
It can be written as a sum of positive squares in only one way, i.e., 38378025 + 23409 = 6195^2 + 153^2 .
It is a junction number, because it is equal to n+sod(n) for n = 38401398 and 38401407.
It is not an unprimeable number, because it can be changed into a prime (38401439) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1066689 + ... + 1066724.
Almost surely, 238401434 is an apocalyptic number.
38401434 is an abundant number, since it is smaller than the sum of its proper divisors (44801712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38401434 is a wasteful number, since it uses less digits than its factorization.
38401434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2133421 (or 2133418 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 38401434 is about 6196.8890582291. The cubic root of 38401434 is about 337.3772656602.
The spelling of 38401434 in words is "thirty-eight million, four hundred one thousand, four hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •