Base | Representation |
---|---|
bin | 1110011100011… |
… | …00001011111000 |
3 | 22102222120212201 |
4 | 13032030023320 |
5 | 222004113230 |
6 | 20004515544 |
7 | 3000563302 |
oct | 716141370 |
9 | 272876781 |
10 | 121160440 |
11 | 624346a5 |
12 | 346abbb4 |
13 | 1c14218b |
14 | 1213c972 |
15 | a9845ca |
hex | 738c2f8 |
121160440 has 32 divisors (see below), whose sum is σ = 272926080. Its totient is φ = 48408192.
The previous prime is 121160419. The next prime is 121160441. The reversal of 121160440 is 44061121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121160441) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61714 + ... + 63646.
It is an arithmetic number, because the mean of its divisors is an integer number (8528940).
Almost surely, 2121160440 is an apocalyptic number.
121160440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121160440 is an abundant number, since it is smaller than the sum of its proper divisors (151765640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121160440 is a wasteful number, since it uses less digits than its factorization.
121160440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3511 (or 3507 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 121160440 is about 11007.2903114254. The cubic root of 121160440 is about 494.8272566641.
The spelling of 121160440 in words is "one hundred twenty-one million, one hundred sixty thousand, four hundred forty".
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