Base | Representation |
---|---|
bin | 11001011100100… |
… | …00111000010011 |
3 | 112212122121022212 |
4 | 30232100320103 |
5 | 414121014410 |
6 | 33103022335 |
7 | 5201221622 |
oct | 1456207023 |
9 | 485577285 |
10 | 213454355 |
11 | aa542464 |
12 | 5b59a9ab |
13 | 352b826a |
14 | 204c56b9 |
15 | 13b15b05 |
hex | cb90e13 |
213454355 has 16 divisors (see below), whose sum is σ = 266760000. Its totient is φ = 163766400.
The previous prime is 213454331. The next prime is 213454391. The reversal of 213454355 is 553454312.
It is a happy number.
It is not a de Polignac number, because 213454355 - 26 = 213454291 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17021 + ... + 26769.
It is an arithmetic number, because the mean of its divisors is an integer number (16672500).
Almost surely, 2213454355 is an apocalyptic number.
213454355 is a deficient number, since it is larger than the sum of its proper divisors (53305645).
213454355 is a wasteful number, since it uses less digits than its factorization.
213454355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9934.
The product of its digits is 36000, while the sum is 32.
The square root of 213454355 is about 14610.0771729652. The cubic root of 213454355 is about 597.6336004884.
The spelling of 213454355 in words is "two hundred thirteen million, four hundred fifty-four thousand, three hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •