Base | Representation |
---|---|
bin | 10111000000010… |
… | …011000000100110 |
3 | 222220020111010022 |
4 | 113000103000212 |
5 | 1242301010310 |
6 | 102144155142 |
7 | 12364360553 |
oct | 2700230046 |
9 | 886214108 |
10 | 385953830 |
11 | 188951909 |
12 | a9308ab2 |
13 | 61c64162 |
14 | 39389a2a |
15 | 23d3ba55 |
hex | 17013026 |
385953830 has 8 divisors (see below), whose sum is σ = 694716912. Its totient is φ = 154381528.
The previous prime is 385953829. The next prime is 385953851. The reversal of 385953830 is 38359583.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19297682 + ... + 19297701.
It is an arithmetic number, because the mean of its divisors is an integer number (86839614).
Almost surely, 2385953830 is an apocalyptic number.
385953830 is a deficient number, since it is larger than the sum of its proper divisors (308763082).
385953830 is a wasteful number, since it uses less digits than its factorization.
385953830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38595390.
The product of its (nonzero) digits is 388800, while the sum is 44.
The square root of 385953830 is about 19645.7076736879. The cubic root of 385953830 is about 728.0789108098.
The spelling of 385953830 in words is "three hundred eighty-five million, nine hundred fifty-three thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •