Base | Representation |
---|---|
bin | 1110011101001… |
… | …10111110000110 |
3 | 22110012011101001 |
4 | 13032212332012 |
5 | 222021121100 |
6 | 20011123514 |
7 | 3001531201 |
oct | 716467606 |
9 | 273164331 |
10 | 121270150 |
11 | 624aa071 |
12 | 3474359a |
13 | 1c1800b1 |
14 | 1216a938 |
15 | a9a6d6a |
hex | 73a6f86 |
121270150 has 12 divisors (see below), whose sum is σ = 225562572. Its totient is φ = 48508040.
The previous prime is 121270139. The next prime is 121270153. The reversal of 121270150 is 51072121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121270153) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1212652 + ... + 1212751.
It is an arithmetic number, because the mean of its divisors is an integer number (18796881).
Almost surely, 2121270150 is an apocalyptic number.
121270150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121270150 is a deficient number, since it is larger than the sum of its proper divisors (104292422).
121270150 is a wasteful number, since it uses less digits than its factorization.
121270150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2425415 (or 2425410 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 19.
The square root of 121270150 is about 11012.2726991298. The cubic root of 121270150 is about 494.9765659076.
The spelling of 121270150 in words is "one hundred twenty-one million, two hundred seventy thousand, one hundred fifty".
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