Base | Representation |
---|---|
bin | 1110100010011… |
… | …11011101000100 |
3 | 22111111020000200 |
4 | 13101033131010 |
5 | 222210212020 |
6 | 20034010500 |
7 | 3010434162 |
oct | 721173504 |
9 | 274436020 |
10 | 121960260 |
11 | 62930604 |
12 | 34a16a30 |
13 | 1c362246 |
14 | 122aa232 |
15 | aa91590 |
hex | 744f744 |
121960260 has 144 divisors (see below), whose sum is σ = 391547520. Its totient is φ = 30666240.
The previous prime is 121960249. The next prime is 121960291. The reversal of 121960260 is 62069121.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368295 + ... + 368625.
It is an arithmetic number, because the mean of its divisors is an integer number (2719080).
Almost surely, 2121960260 is an apocalyptic number.
121960260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 121960260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195773760).
121960260 is an abundant number, since it is smaller than the sum of its proper divisors (269587260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121960260 is a wasteful number, since it uses less digits than its factorization.
121960260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 458 (or 453 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 121960260 is about 11043.5619253935. The cubic root of 121960260 is about 495.9137087571.
The spelling of 121960260 in words is "one hundred twenty-one million, nine hundred sixty thousand, two hundred sixty".
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