Base | Representation |
---|---|
bin | 1110011100001… |
… | …10011110011000 |
3 | 22102221101210100 |
4 | 13032012132120 |
5 | 222002341143 |
6 | 20004215400 |
7 | 3000435144 |
oct | 716063630 |
9 | 272841710 |
10 | 121137048 |
11 | 6241906a |
12 | 3469a560 |
13 | 1c134636 |
14 | 12134224 |
15 | a97c6d3 |
hex | 7386798 |
121137048 has 48 divisors (see below), whose sum is σ = 335069280. Its totient is φ = 39518784.
The previous prime is 121137013. The next prime is 121137059. The reversal of 121137048 is 840731121.
It is a zygodrome in base 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14515 + ... + 21282.
It is an arithmetic number, because the mean of its divisors is an integer number (6980610).
Almost surely, 2121137048 is an apocalyptic number.
121137048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
121137048 is an abundant number, since it is smaller than the sum of its proper divisors (213932232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121137048 is a wasteful number, since it uses less digits than its factorization.
121137048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35856 (or 35849 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 121137048 is about 11006.2276916299. The cubic root of 121137048 is about 494.7954097891.
Adding to 121137048 its reverse (840731121), we get a palindrome (961868169).
The spelling of 121137048 in words is "one hundred twenty-one million, one hundred thirty-seven thousand, forty-eight".
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