Base | Representation |
---|---|
bin | 111000111000001011… |
… | …0111001000101001110 |
3 | 102200021102201212122121 |
4 | 1301300112321011032 |
5 | 4000122344232304 |
6 | 132040124403154 |
7 | 11552563001230 |
oct | 1616026710516 |
9 | 380242655577 |
10 | 122144133454 |
11 | 4788a1a7342 |
12 | 1b8099a64ba |
13 | b6974882a5 |
14 | 5caa000250 |
15 | 329d339554 |
hex | 1c705b914e |
122144133454 has 32 divisors (see below), whose sum is σ = 219603073536. Its totient is φ = 49817312160.
The previous prime is 122144133437. The next prime is 122144133467. The reversal of 122144133454 is 454331441221.
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, 899332 + ... + 1026199.
It is an arithmetic number, because the mean of its divisors is an integer number (6862596048).
Almost surely, 2122144133454 is an apocalyptic number.
122144133454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
122144133454 is a deficient number, since it is larger than the sum of its proper divisors (97458940082).
122144133454 is a wasteful number, since it uses less digits than its factorization.
122144133454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1925760.
The product of its digits is 46080, while the sum is 34.
Adding to 122144133454 its reverse (454331441221), we get a palindrome (576475574675).
The spelling of 122144133454 in words is "one hundred twenty-two billion, one hundred forty-four million, one hundred thirty-three thousand, four hundred fifty-four".
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