Base | Representation |
---|---|
bin | 10110111110101… |
… | …101101101111001 |
3 | 222212110101222220 |
4 | 112332231231321 |
5 | 1242144221222 |
6 | 102131234253 |
7 | 12361012140 |
oct | 2676555571 |
9 | 885411886 |
10 | 385538937 |
11 | 188699123 |
12 | a9148989 |
13 | 61b4a364 |
14 | 392bc757 |
15 | 23ca8b5c |
hex | 16fadb79 |
385538937 has 64 divisors (see below), whose sum is σ = 661893120. Its totient is φ = 194310144.
The previous prime is 385538921. The next prime is 385538939. The reversal of 385538937 is 739835583.
It is not a de Polignac number, because 385538937 - 24 = 385538921 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a self number, because there is not a number n which added to its sum of digits gives 385538937.
It is not an unprimeable number, because it can be changed into a prime (385538939) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 766228 + ... + 766730.
It is an arithmetic number, because the mean of its divisors is an integer number (10342080).
Almost surely, 2385538937 is an apocalyptic number.
It is an amenable number.
385538937 is a deficient number, since it is larger than the sum of its proper divisors (276354183).
385538937 is a wasteful number, since it uses less digits than its factorization.
385538937 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 662.
The product of its digits is 2721600, while the sum is 51.
The square root of 385538937 is about 19635.1454540067. The cubic root of 385538937 is about 727.8179269595.
The spelling of 385538937 in words is "three hundred eighty-five million, five hundred thirty-eight thousand, nine hundred thirty-seven".
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