Base | Representation |
---|---|
bin | 10110110000000… |
… | …100110001111001 |
3 | 222121020102200000 |
4 | 112300010301321 |
5 | 1240203414431 |
6 | 101513103213 |
7 | 12313256415 |
oct | 2660046171 |
9 | 877212600 |
10 | 381701241 |
11 | 186507879 |
12 | a79b7b09 |
13 | 6110562c |
14 | 3899dd45 |
15 | 2379b9e6 |
hex | 16c04c79 |
381701241 has 48 divisors (see below), whose sum is σ = 615014400. Its totient is φ = 235811088.
The previous prime is 381701141. The next prime is 381701249. The reversal of 381701241 is 142107183.
It is not a de Polignac number, because 381701241 - 27 = 381701113 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (381701249) 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 47 ways as a sum of consecutive naturals, for example, 216120 + ... + 217878.
It is an arithmetic number, because the mean of its divisors is an integer number (12812800).
Almost surely, 2381701241 is an apocalyptic number.
It is an amenable number.
381701241 is a deficient number, since it is larger than the sum of its proper divisors (233313159).
381701241 is a wasteful number, since it uses less digits than its factorization.
381701241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1840 (or 1828 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 381701241 is about 19537.1758706319. The cubic root of 381701241 is about 725.3949435947.
The spelling of 381701241 in words is "three hundred eighty-one million, seven hundred one thousand, two hundred forty-one".
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