Base | Representation |
---|---|
bin | 1110011101110… |
… | …11011100111101 |
3 | 22110100102110021 |
4 | 13032323130331 |
5 | 222031312140 |
6 | 20013012141 |
7 | 3002330611 |
oct | 716733475 |
9 | 273312407 |
10 | 121354045 |
11 | 625570aa |
12 | 34784051 |
13 | 1c1ac337 |
14 | 1218d341 |
15 | a9c1b4a |
hex | 73bb73d |
121354045 has 16 divisors (see below), whose sum is σ = 153576000. Its totient is φ = 91801728.
The previous prime is 121354031. The next prime is 121354061. The reversal of 121354045 is 540453121.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 121354045 - 27 = 121353917 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76066 + ... + 77644.
It is an arithmetic number, because the mean of its divisors is an integer number (9598500).
Almost surely, 2121354045 is an apocalyptic number.
It is an amenable number.
121354045 is a deficient number, since it is larger than the sum of its proper divisors (32221955).
121354045 is a wasteful number, since it uses less digits than its factorization.
121354045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2412.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 121354045 is about 11016.0811997734. The cubic root of 121354045 is about 495.0906816146.
The spelling of 121354045 in words is "one hundred twenty-one million, three hundred fifty-four thousand, forty-five".
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