Base | Representation |
---|---|
bin | 111000100010011001… |
… | …1011011000001111000 |
3 | 102121101111202112102100 |
4 | 1301010303123001320 |
5 | 3442123313240112 |
6 | 131435422503400 |
7 | 11525510666640 |
oct | 1610463330170 |
9 | 377344675370 |
10 | 121413415032 |
11 | 47544786818 |
12 | 1b645134b60 |
13 | b5abc81c20 |
14 | 5c3ad4b520 |
15 | 32590ea2dc |
hex | 1c44cdb078 |
121413415032 has 96 divisors (see below), whose sum is σ = 404711405280. Its totient is φ = 32021118720.
The previous prime is 121413415031. The next prime is 121413415069. The reversal of 121413415032 is 230514314121.
121413415032 is a `hidden beast` number, since 1 + 21 + 4 + 134 + 1 + 503 + 2 = 666.
It is a super-2 number, since 2×1214134150322 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 121413414987 and 121413415005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121413415031) 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 23 ways as a sum of consecutive naturals, for example, 9258819 + ... + 9271922.
It is an arithmetic number, because the mean of its divisors is an integer number (4215743805).
Almost surely, 2121413415032 is an apocalyptic number.
121413415032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
121413415032 is an abundant number, since it is smaller than the sum of its proper divisors (283297990248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121413415032 is a wasteful number, since it uses less digits than its factorization.
121413415032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18530773 (or 18530766 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
Adding to 121413415032 its reverse (230514314121), we get a palindrome (351927729153).
The spelling of 121413415032 in words is "one hundred twenty-one billion, four hundred thirteen million, four hundred fifteen thousand, thirty-two".
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