Base | Representation |
---|---|
bin | 1110110010111111011011 |
3 | 21022001211001 |
4 | 32302333123 |
5 | 1443111000 |
6 | 215045431 |
7 | 44653450 |
oct | 16627733 |
9 | 7261731 |
10 | 3878875 |
11 | 220a290 |
12 | 1370877 |
13 | a5a6c0 |
14 | 72d827 |
15 | 51946a |
hex | 3b2fdb |
3878875 has 64 divisors (see below), whose sum is σ = 6709248. Its totient is φ = 2160000.
The previous prime is 3878867. The next prime is 3878879. The reversal of 3878875 is 5788783.
It is not a de Polignac number, because 3878875 - 23 = 3878867 is a prime.
It is not an unprimeable number, because it can be changed into a prime (3878879) 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, 125110 + ... + 125140.
It is an arithmetic number, because the mean of its divisors is an integer number (104832).
Almost surely, 23878875 is an apocalyptic number.
3878875 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
3878875 is a deficient number, since it is larger than the sum of its proper divisors (2830373).
3878875 is a wasteful number, since it uses less digits than its factorization.
3878875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77 (or 67 counting only the distinct ones).
The product of its digits is 376320, while the sum is 46.
The square root of 3878875 is about 1969.4859735474. The cubic root of 3878875 is about 157.1213715214.
It can be divided in two parts, 3878 and 875, that added together give a triangular number (4753 = T97).
The spelling of 3878875 in words is "three million, eight hundred seventy-eight thousand, eight hundred seventy-five".
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