Base | Representation |
---|---|
bin | 1110011100110… |
… | …01000110010110 |
3 | 22110002021102202 |
4 | 13032121012112 |
5 | 222012311314 |
6 | 20010004502 |
7 | 3001203434 |
oct | 716310626 |
9 | 273067382 |
10 | 121213334 |
11 | 62470410 |
12 | 34716732 |
13 | 1c160288 |
14 | 12153d54 |
15 | a9950de |
hex | 7399196 |
121213334 has 32 divisors (see below), whose sum is σ = 203212800. Its totient is φ = 53763840.
The previous prime is 121213333. The next prime is 121213397. The reversal of 121213334 is 433312121.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121213333) 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, 168227 + ... + 168945.
It is an arithmetic number, because the mean of its divisors is an integer number (6350400).
Almost surely, 2121213334 is an apocalyptic number.
121213334 is a deficient number, since it is larger than the sum of its proper divisors (81999466).
121213334 is a wasteful number, since it uses less digits than its factorization.
121213334 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 908.
The product of its digits is 432, while the sum is 20.
The square root of 121213334 is about 11009.6927295906. The cubic root of 121213334 is about 494.8992537204.
Adding to 121213334 its reverse (433312121), we get a palindrome (554525455).
The spelling of 121213334 in words is "one hundred twenty-one million, two hundred thirteen thousand, three hundred thirty-four".
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