Base | Representation |
---|---|
bin | 1110011100000… |
… | …10011001000101 |
3 | 22102220112211222 |
4 | 13032002121011 |
5 | 222001322300 |
6 | 20004010125 |
7 | 3000335324 |
oct | 716023105 |
9 | 272815758 |
10 | 121120325 |
11 | 62407547 |
12 | 34690945 |
13 | 1c129b41 |
14 | 1212c0bb |
15 | a977785 |
hex | 7382645 |
121120325 has 12 divisors (see below), whose sum is σ = 159024420. Its totient is φ = 91196160.
The previous prime is 121120297. The next prime is 121120339. The reversal of 121120325 is 523021121.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 13645636 + 107474689 = 3694^2 + 10367^2 .
It is not a de Polignac number, because 121120325 - 26 = 121120261 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142070 + ... + 142919.
It is an arithmetic number, because the mean of its divisors is an integer number (13252035).
Almost surely, 2121120325 is an apocalyptic number.
It is an amenable number.
121120325 is a deficient number, since it is larger than the sum of its proper divisors (37904095).
121120325 is a wasteful number, since it uses less digits than its factorization.
121120325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285016 (or 285011 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 121120325 is about 11005.4679591556. The cubic root of 121120325 is about 494.7726398642.
Adding to 121120325 its reverse (523021121), we get a palindrome (644141446).
The spelling of 121120325 in words is "one hundred twenty-one million, one hundred twenty thousand, three hundred twenty-five".
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