Base | Representation |
---|---|
bin | 10110111100101… |
… | …101011010010101 |
3 | 222211110201002110 |
4 | 112330231122111 |
5 | 1242030412042 |
6 | 102112101233 |
7 | 12353363016 |
oct | 2674553225 |
9 | 884421073 |
10 | 385013397 |
11 | 18836a29a |
12 | a8b34819 |
13 | 619c50a2 |
14 | 391c300d |
15 | 23c0309c |
hex | 16f2d695 |
385013397 has 32 divisors (see below), whose sum is σ = 563200000. Its totient is φ = 233046720.
The previous prime is 385013393. The next prime is 385013417. The reversal of 385013397 is 793310583.
It is not a de Polignac number, because 385013397 - 22 = 385013393 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385013393) by changing a digit.
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, 191604 + ... + 193602.
It is an arithmetic number, because the mean of its divisors is an integer number (17600000).
Almost surely, 2385013397 is an apocalyptic number.
It is an amenable number.
385013397 is a deficient number, since it is larger than the sum of its proper divisors (178186603).
385013397 is a wasteful number, since it uses less digits than its factorization.
385013397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2161.
The product of its (nonzero) digits is 68040, while the sum is 39.
The square root of 385013397 is about 19621.7582545500. The cubic root of 385013397 is about 727.4870729036.
The spelling of 385013397 in words is "three hundred eighty-five million, thirteen thousand, three hundred ninety-seven".
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