Base | Representation |
---|---|
bin | 111000110101001101… |
… | …0100011011101001011 |
3 | 102200000111010102102211 |
4 | 1301222122203131023 |
5 | 3444421333231110 |
6 | 132022203405551 |
7 | 11550242353114 |
oct | 1615232433513 |
9 | 380014112384 |
10 | 122044430155 |
11 | 4783899881a |
12 | 1b7a05238b7 |
13 | b67c91985b |
14 | 5c9aa8920b |
15 | 32946e298a |
hex | 1c6a6a374b |
122044430155 has 16 divisors (see below), whose sum is σ = 147986242560. Its totient is φ = 96617549952.
The previous prime is 122044430149. The next prime is 122044430177. The reversal of 122044430155 is 551034440221.
It is a cyclic number.
It is not a de Polignac number, because 122044430155 - 23 = 122044430147 is a prime.
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, 24 + ... + 494053.
It is an arithmetic number, because the mean of its divisors is an integer number (9249140160).
Almost surely, 2122044430155 is an apocalyptic number.
122044430155 is a deficient number, since it is larger than the sum of its proper divisors (25941812405).
122044430155 is a wasteful number, since it uses less digits than its factorization.
122044430155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 494598.
The product of its (nonzero) digits is 19200, while the sum is 31.
Adding to 122044430155 its reverse (551034440221), we get a palindrome (673078870376).
The spelling of 122044430155 in words is "one hundred twenty-two billion, forty-four million, four hundred thirty thousand, one hundred fifty-five".
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