Base | Representation |
---|---|
bin | 1110011101110… |
… | …10100001110100 |
3 | 22110100020021002 |
4 | 13032322201310 |
5 | 222031202020 |
6 | 20012542432 |
7 | 3002313563 |
oct | 716724164 |
9 | 273306232 |
10 | 121350260 |
11 | 62554279 |
12 | 34781a18 |
13 | 1c1aa6b5 |
14 | 1218bbda |
15 | a9c0975 |
hex | 73ba874 |
121350260 has 24 divisors (see below), whose sum is σ = 255837960. Its totient is φ = 48349184.
The previous prime is 121350253. The next prime is 121350293. The reversal of 121350260 is 62053121.
It can be written as a sum of positive squares in 4 ways, for example, as 23775376 + 97574884 = 4876^2 + 9878^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6665 + ... + 16944.
It is an arithmetic number, because the mean of its divisors is an integer number (10659915).
Almost surely, 2121350260 is an apocalyptic number.
121350260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121350260 is an abundant number, since it is smaller than the sum of its proper divisors (134487700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121350260 is a wasteful number, since it uses less digits than its factorization.
121350260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23875 (or 23873 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 121350260 is about 11015.9094041300. The cubic root of 121350260 is about 495.0855343127.
The spelling of 121350260 in words is "one hundred twenty-one million, three hundred fifty thousand, two hundred sixty".
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