Base | Representation |
---|---|
bin | 1110011100111… |
… | …10001000110111 |
3 | 22110010022202020 |
4 | 13032132020313 |
5 | 222013441400 |
6 | 20010244223 |
7 | 3001320552 |
oct | 716361067 |
9 | 273108666 |
10 | 121233975 |
11 | 62484975 |
12 | 34726673 |
13 | 1c1697a5 |
14 | 1215b699 |
15 | a99b2a0 |
hex | 739e237 |
121233975 has 12 divisors (see below), whose sum is σ = 200440296. Its totient is φ = 64658080.
The previous prime is 121233923. The next prime is 121234013. The reversal of 121233975 is 579332121.
It is not a de Polignac number, because 121233975 - 26 = 121233911 is a prime.
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, 808152 + ... + 808301.
It is an arithmetic number, because the mean of its divisors is an integer number (16703358).
Almost surely, 2121233975 is an apocalyptic number.
121233975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
121233975 is a deficient number, since it is larger than the sum of its proper divisors (79206321).
121233975 is a wasteful number, since it uses less digits than its factorization.
121233975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1616466 (or 1616461 counting only the distinct ones).
The product of its digits is 11340, while the sum is 33.
The square root of 121233975 is about 11010.6300909621. The cubic root of 121233975 is about 494.9273436876.
The spelling of 121233975 in words is "one hundred twenty-one million, two hundred thirty-three thousand, nine hundred seventy-five".
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