Base | Representation |
---|---|
bin | 1110100011110… |
… | …11011011111011 |
3 | 22111211101010221 |
4 | 13101323123323 |
5 | 222231443121 |
6 | 20041520511 |
7 | 3012114331 |
oct | 721733373 |
9 | 274741127 |
10 | 122140411 |
11 | 62a43998 |
12 | 34aa3137 |
13 | 1c3c6243 |
14 | 12315b51 |
15 | aac9b41 |
hex | 747b6fb |
122140411 has 4 divisors (see below), whose sum is σ = 123349824. Its totient is φ = 120931000.
The previous prime is 122140409. The next prime is 122140423. The reversal of 122140411 is 114041221.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 122140411 - 21 = 122140409 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122140481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 604555 + ... + 604756.
It is an arithmetic number, because the mean of its divisors is an integer number (30837456).
Almost surely, 2122140411 is an apocalyptic number.
122140411 is a deficient number, since it is larger than the sum of its proper divisors (1209413).
122140411 is a wasteful number, since it uses less digits than its factorization.
122140411 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1209412.
The product of its (nonzero) digits is 64, while the sum is 16.
The square root of 122140411 is about 11051.7152967311. The cubic root of 122140411 is about 496.1577647527.
Adding to 122140411 its reverse (114041221), we get a palindrome (236181632).
The spelling of 122140411 in words is "one hundred twenty-two million, one hundred forty thousand, four hundred eleven".
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