Base | Representation |
---|---|
bin | 1110011110010… |
… | …00111000011010 |
3 | 22110110012220111 |
4 | 13033020320122 |
5 | 222040042200 |
6 | 20014114534 |
7 | 3002650150 |
oct | 717107032 |
9 | 273405814 |
10 | 121409050 |
11 | 62594464 |
12 | 347aba4a |
13 | 1c1cb399 |
14 | 121a53d0 |
15 | a9d30ba |
hex | 73c8e1a |
121409050 has 48 divisors (see below), whose sum is σ = 271679040. Its totient is φ = 39432960.
The previous prime is 121409047. The next prime is 121409191. The reversal of 121409050 is 50904121.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2479 + ... + 15778.
It is an arithmetic number, because the mean of its divisors is an integer number (5659980).
Almost surely, 2121409050 is an apocalyptic number.
121409050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121409050 is an abundant number, since it is smaller than the sum of its proper divisors (150269990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121409050 is a wasteful number, since it uses less digits than its factorization.
121409050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18295 (or 18290 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 22.
The square root of 121409050 is about 11018.5774943955. The cubic root of 121409050 is about 495.1654720059.
The spelling of 121409050 in words is "one hundred twenty-one million, four hundred nine thousand, fifty".
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