Base | Representation |
---|---|
bin | 111000011101000011… |
… | …1001010100100010110 |
3 | 102120221000020101122202 |
4 | 1300322013022210112 |
5 | 3441241403303420 |
6 | 131405534124502 |
7 | 11521202226620 |
oct | 1607207124426 |
9 | 376830211582 |
10 | 121234041110 |
11 | 47462501506 |
12 | 1b5b5050732 |
13 | b580a6a000 |
14 | 5c211b7c10 |
15 | 32484b7575 |
hex | 1c3a1ca916 |
121234041110 has 64 divisors (see below), whose sum is σ = 270169603200. Its totient is φ = 38368526976.
The previous prime is 121234041079. The next prime is 121234041119. The reversal of 121234041110 is 11140432121.
It is a super-2 number, since 2×1212340411102 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121234041119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240365 + ... + 547944.
It is an arithmetic number, because the mean of its divisors is an integer number (4221400050).
Almost surely, 2121234041110 is an apocalyptic number.
121234041110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121234041110 is an abundant number, since it is smaller than the sum of its proper divisors (148935562090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121234041110 is an equidigital number, since it uses as much as digits as its factorization.
121234041110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 788362 (or 788336 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 121234041110 its reverse (11140432121), we get a palindrome (132374473231).
The spelling of 121234041110 in words is "one hundred twenty-one billion, two hundred thirty-four million, forty-one thousand, one hundred ten".
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