Base | Representation |
---|---|
bin | 110001010111… |
… | …011110001101 |
3 | 220100110222121 |
4 | 301113132031 |
5 | 11303104242 |
6 | 1141212541 |
7 | 214666303 |
oct | 61273615 |
9 | 26313877 |
10 | 12941197 |
11 | 7339a05 |
12 | 4401151 |
13 | 28b1519 |
14 | 1a0c273 |
15 | 1209667 |
hex | c5778d |
12941197 has 2 divisors, whose sum is σ = 12941198. Its totient is φ = 12941196.
The previous prime is 12941191. The next prime is 12941207. The reversal of 12941197 is 79114921.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10361961 + 2579236 = 3219^2 + 1606^2 .
It is an emirp because it is prime and its reverse (79114921) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12941197 - 23 = 12941189 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12941191) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6470598 + 6470599.
It is an arithmetic number, because the mean of its divisors is an integer number (6470599).
Almost surely, 212941197 is an apocalyptic number.
It is an amenable number.
12941197 is a deficient number, since it is larger than the sum of its proper divisors (1).
12941197 is an equidigital number, since it uses as much as digits as its factorization.
12941197 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4536, while the sum is 34.
The square root of 12941197 is about 3597.3875243015. The cubic root of 12941197 is about 234.7784058705.
The spelling of 12941197 in words is "twelve million, nine hundred forty-one thousand, one hundred ninety-seven".
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