Base | Representation |
---|---|
bin | 10000000110100010100111 |
3 | 21221110020212 |
4 | 100012202213 |
5 | 2040033340 |
6 | 230250035 |
7 | 50610254 |
oct | 20064247 |
9 | 7843225 |
10 | 4221095 |
11 | 242340a |
12 | 14b691b |
13 | b4a3b8 |
14 | 7bc42b |
15 | 585a65 |
hex | 4068a7 |
4221095 has 16 divisors (see below), whose sum is σ = 5369760. Its totient is φ = 3179904.
The previous prime is 4221047. The next prime is 4221109. The reversal of 4221095 is 5901224.
It is a cyclic number.
It is not a de Polignac number, because 4221095 - 26 = 4221031 is a prime.
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 4221095.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5897 + ... + 6573.
It is an arithmetic number, because the mean of its divisors is an integer number (335610).
Almost surely, 24221095 is an apocalyptic number.
4221095 is a deficient number, since it is larger than the sum of its proper divisors (1148665).
4221095 is a wasteful number, since it uses less digits than its factorization.
4221095 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 754.
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 4221095 is about 2054.5303599606. The cubic root of 4221095 is about 161.6125348698.
The spelling of 4221095 in words is "four million, two hundred twenty-one thousand, ninety-five".
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