Base | Representation |
---|---|
bin | 1110001011011110… |
… | …0011100011110011 |
3 | 100211021001201120020 |
4 | 3202313203203303 |
5 | 30243342330022 |
6 | 1425404214523 |
7 | 163215200643 |
oct | 34267434363 |
9 | 10737051506 |
10 | 3806214387 |
11 | 1683566228 |
12 | 8a283a443 |
13 | 488731b81 |
14 | 28170c523 |
15 | 17424735c |
hex | e2de38f3 |
3806214387 has 16 divisors (see below), whose sum is σ = 5377920000. Its totient is φ = 2387785824.
The previous prime is 3806214353. The next prime is 3806214389. The reversal of 3806214387 is 7834126083.
It is not a de Polignac number, because 3806214387 - 215 = 3806181619 is a prime.
It is not an unprimeable number, because it can be changed into a prime (3806214389) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215587 + ... + 232572.
It is an arithmetic number, because the mean of its divisors is an integer number (336120000).
Almost surely, 23806214387 is an apocalyptic number.
3806214387 is a deficient number, since it is larger than the sum of its proper divisors (1571705613).
3806214387 is a wasteful number, since it uses less digits than its factorization.
3806214387 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 448330.
The product of its (nonzero) digits is 193536, while the sum is 42.
The square root of 3806214387 is about 61694.5247732730. The cubic root of 3806214387 is about 1561.3409447358.
The spelling of 3806214387 in words is "three billion, eight hundred six million, two hundred fourteen thousand, three hundred eighty-seven".
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