Base | Representation |
---|---|
bin | 1110100100010… |
… | …11001111001111 |
3 | 22111221122221010 |
4 | 13102023033033 |
5 | 222241031020 |
6 | 20043140303 |
7 | 3012504123 |
oct | 722131717 |
9 | 274848833 |
10 | 122205135 |
11 | 62a88588 |
12 | 34b14693 |
13 | 1c419840 |
14 | 12331583 |
15 | aaddde0 |
hex | 748b3cf |
122205135 has 16 divisors (see below), whose sum is σ = 210569184. Its totient is φ = 60162432.
The previous prime is 122205103. The next prime is 122205173. The reversal of 122205135 is 531502221.
It is not a de Polignac number, because 122205135 - 25 = 122205103 is a prime.
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, 313152 + ... + 313541.
It is an arithmetic number, because the mean of its divisors is an integer number (13160574).
Almost surely, 2122205135 is an apocalyptic number.
122205135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
122205135 is a deficient number, since it is larger than the sum of its proper divisors (88364049).
122205135 is a wasteful number, since it uses less digits than its factorization.
122205135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 626714.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 122205135 is about 11054.6431421372. The cubic root of 122205135 is about 496.2453897086.
Adding to 122205135 its reverse (531502221), we get a palindrome (653707356).
The spelling of 122205135 in words is "one hundred twenty-two million, two hundred five thousand, one hundred thirty-five".
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