Base | Representation |
---|---|
bin | 1110011011101… |
… | …10011010101011 |
3 | 22102211001120022 |
4 | 13031312122223 |
5 | 221443240100 |
6 | 20002551055 |
7 | 3000042323 |
oct | 715663253 |
9 | 272731508 |
10 | 121071275 |
11 | 62383706 |
12 | 3466848b |
13 | 1c110710 |
14 | 12118283 |
15 | a967e85 |
hex | 73766ab |
121071275 has 48 divisors (see below), whose sum is σ = 170489088. Its totient is φ = 84672000.
The previous prime is 121071257. The next prime is 121071277. The reversal of 121071275 is 572170121.
It is not a de Polignac number, because 121071275 - 28 = 121071019 is a prime.
It is not an unprimeable number, because it can be changed into a prime (121071277) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 614477 + ... + 614673.
It is an arithmetic number, because the mean of its divisors is an integer number (3551856).
Almost surely, 2121071275 is an apocalyptic number.
121071275 is a deficient number, since it is larger than the sum of its proper divisors (49417813).
121071275 is a wasteful number, since it uses less digits than its factorization.
121071275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 312 (or 307 counting only the distinct ones).
The product of its (nonzero) digits is 980, while the sum is 26.
The square root of 121071275 is about 11003.2392957710. The cubic root of 121071275 is about 494.7058416211.
The spelling of 121071275 in words is "one hundred twenty-one million, seventy-one thousand, two hundred seventy-five".
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