Base | Representation |
---|---|
bin | 10110101110000… |
… | …001101011101011 |
3 | 222120020011002002 |
4 | 112232001223223 |
5 | 1240034224032 |
6 | 101453401215 |
7 | 12305562041 |
oct | 2656015353 |
9 | 876204062 |
10 | 381164267 |
11 | 1861803a0 |
12 | a779920b |
13 | 60c780b3 |
14 | 388a0391 |
15 | 236e2862 |
hex | 16b81aeb |
381164267 has 8 divisors (see below), whose sum is σ = 416059632. Its totient is φ = 346309600.
The previous prime is 381164261. The next prime is 381164279. The reversal of 381164267 is 762461183.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 381164267 - 28 = 381164011 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 381164267.
It is not an unprimeable number, because it can be changed into a prime (381164261) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11417 + ... + 29877.
It is an arithmetic number, because the mean of its divisors is an integer number (52007454).
Almost surely, 2381164267 is an apocalyptic number.
381164267 is a deficient number, since it is larger than the sum of its proper divisors (34895365).
381164267 is a wasteful number, since it uses less digits than its factorization.
381164267 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20349.
The product of its digits is 48384, while the sum is 38.
The square root of 381164267 is about 19523.4286691657. The cubic root of 381164267 is about 725.0546241840.
The spelling of 381164267 in words is "three hundred eighty-one million, one hundred sixty-four thousand, two hundred sixty-seven".
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