Base | Representation |
---|---|
bin | 10110111111000… |
… | …000010101011010 |
3 | 222212121021121020 |
4 | 112333000111122 |
5 | 1242204141234 |
6 | 102133023310 |
7 | 12361450356 |
oct | 2677002532 |
9 | 885537536 |
10 | 385615194 |
11 | 188740448 |
12 | a9184b36 |
13 | 61b75c93 |
14 | 392dc466 |
15 | 23cc1549 |
hex | 16fc055a |
385615194 has 16 divisors (see below), whose sum is σ = 804762432. Its totient is φ = 122949728.
The previous prime is 385615189. The next prime is 385615207. The reversal of 385615194 is 491516583.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1397019 + ... + 1397294.
It is an arithmetic number, because the mean of its divisors is an integer number (50297652).
Almost surely, 2385615194 is an apocalyptic number.
385615194 is an abundant number, since it is smaller than the sum of its proper divisors (419147238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385615194 is a wasteful number, since it uses less digits than its factorization.
385615194 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2794341.
The product of its digits is 129600, while the sum is 42.
The square root of 385615194 is about 19637.0872076283. The cubic root of 385615194 is about 727.8659096209.
The spelling of 385615194 in words is "three hundred eighty-five million, six hundred fifteen thousand, one hundred ninety-four".
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