Base | Representation |
---|---|
bin | 11001100010100… |
… | …11111110000101 |
3 | 112221011012110210 |
4 | 30301103332011 |
5 | 414322102240 |
6 | 33132110033 |
7 | 5211060420 |
oct | 1461237605 |
9 | 487135423 |
10 | 214253445 |
11 | aaa3886a |
12 | 5b905319 |
13 | 35507bb3 |
14 | 206529b7 |
15 | 13c22780 |
hex | cc53f85 |
214253445 has 32 divisors (see below), whose sum is σ = 394887168. Its totient is φ = 97167168.
The previous prime is 214253437. The next prime is 214253449. The reversal of 214253445 is 544352412.
It is not a de Polignac number, because 214253445 - 23 = 214253437 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214253449) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5302 + ... + 21368.
It is an arithmetic number, because the mean of its divisors is an integer number (12340224).
Almost surely, 2214253445 is an apocalyptic number.
It is an amenable number.
214253445 is a deficient number, since it is larger than the sum of its proper divisors (180633723).
214253445 is a wasteful number, since it uses less digits than its factorization.
214253445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16209.
The product of its digits is 19200, while the sum is 30.
The square root of 214253445 is about 14637.3988467897. The cubic root of 214253445 is about 598.3784409696.
The spelling of 214253445 in words is "two hundred fourteen million, two hundred fifty-three thousand, four hundred forty-five".
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