Base | Representation |
---|---|
bin | 1110011011001… |
… | …01001111101010 |
3 | 22102200111002020 |
4 | 13031211033222 |
5 | 221434012223 |
6 | 20001245310 |
7 | 2666330262 |
oct | 715451752 |
9 | 272614066 |
10 | 121000938 |
11 | 62335883 |
12 | 34633836 |
13 | 1c0b76b6 |
14 | 120da7a2 |
15 | a9521e3 |
hex | 73653ea |
121000938 has 16 divisors (see below), whose sum is σ = 242123520. Its totient is φ = 40313376.
The previous prime is 121000937. The next prime is 121000973. The reversal of 121000938 is 839000121.
It is not an unprimeable number, because it can be changed into a prime (121000937) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12606 + ... + 20022.
It is an arithmetic number, because the mean of its divisors is an integer number (15132720).
Almost surely, 2121000938 is an apocalyptic number.
121000938 is an abundant number, since it is smaller than the sum of its proper divisors (121122582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121000938 is a wasteful number, since it uses less digits than its factorization.
121000938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10141.
The product of its (nonzero) digits is 432, while the sum is 24.
The square root of 121000938 is about 11000.0426362810. The cubic root of 121000938 is about 494.6100224015.
The spelling of 121000938 in words is "one hundred twenty-one million, nine hundred thirty-eight", and thus it is an aban number.
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