Base | Representation |
---|---|
bin | 1000100010100001011011 |
3 | 11012201201110 |
4 | 20202201123 |
5 | 1033113210 |
6 | 115551403 |
7 | 25012254 |
oct | 10424133 |
9 | 4181643 |
10 | 2238555 |
11 | 1299950 |
12 | 8bb563 |
13 | 604bb7 |
14 | 423b2b |
15 | 2e3420 |
hex | 22285b |
2238555 has 16 divisors (see below), whose sum is σ = 3907584. Its totient is φ = 1085280.
The previous prime is 2238529. The next prime is 2238557. The reversal of 2238555 is 5558322.
It is not a de Polignac number, because 2238555 - 26 = 2238491 is a prime.
It is a super-2 number, since 2×22385552 = 10022256976050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2238557) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6619 + ... + 6948.
It is an arithmetic number, because the mean of its divisors is an integer number (244224).
22238555 is an apocalyptic number.
2238555 is a deficient number, since it is larger than the sum of its proper divisors (1669029).
2238555 is a wasteful number, since it uses less digits than its factorization.
2238555 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13586.
The product of its digits is 12000, while the sum is 30.
The square root of 2238555 is about 1496.1801362136. The cubic root of 2238555 is about 130.8145112911.
It can be divided in two parts, 223 and 8555, that added together give a palindrome (8778).
The spelling of 2238555 in words is "two million, two hundred thirty-eight thousand, five hundred fifty-five".
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