Base | Representation |
---|---|
bin | 10110101101111… |
… | …100011100001011 |
3 | 222120012001121211 |
4 | 112231330130023 |
5 | 1240033032140 |
6 | 101453113551 |
7 | 12305442325 |
oct | 2655743413 |
9 | 876161554 |
10 | 381142795 |
11 | 186166250 |
12 | a77888b7 |
13 | 60c6b3a7 |
14 | 38896615 |
15 | 236db2ea |
hex | 16b7c70b |
381142795 has 32 divisors (see below), whose sum is σ = 519203520. Its totient is φ = 266058240.
The previous prime is 381142759. The next prime is 381142829. The reversal of 381142795 is 597241183.
It is not a de Polignac number, because 381142795 - 29 = 381142283 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 313609 + ... + 314821.
It is an arithmetic number, because the mean of its divisors is an integer number (16225110).
Almost surely, 2381142795 is an apocalyptic number.
381142795 is a deficient number, since it is larger than the sum of its proper divisors (138060725).
381142795 is a wasteful number, since it uses less digits than its factorization.
381142795 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1455.
The product of its digits is 60480, while the sum is 40.
The square root of 381142795 is about 19522.8787580111. The cubic root of 381142795 is about 725.0410091746.
The spelling of 381142795 in words is "three hundred eighty-one million, one hundred forty-two thousand, seven hundred ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •