Base | Representation |
---|---|
bin | 1110100011001… |
… | …01001111010101 |
3 | 22111122202102121 |
4 | 13101211033111 |
5 | 222221040433 |
6 | 20035535541 |
7 | 3011255266 |
oct | 721451725 |
9 | 274582377 |
10 | 122049493 |
11 | 62991655 |
12 | 34a5a5b1 |
13 | 1c393a47 |
14 | 122d096d |
15 | aaacc2d |
hex | 74653d5 |
122049493 has 4 divisors (see below), whose sum is σ = 122087520. Its totient is φ = 122011468.
The previous prime is 122049469. The next prime is 122049509. The reversal of 122049493 is 394940221.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 394940221 = 13 ⋅30380017.
It is a cyclic number.
It is not a de Polignac number, because 122049493 - 29 = 122048981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122029493) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13705 + ... + 20782.
It is an arithmetic number, because the mean of its divisors is an integer number (30521880).
Almost surely, 2122049493 is an apocalyptic number.
It is an amenable number.
122049493 is a deficient number, since it is larger than the sum of its proper divisors (38027).
122049493 is an equidigital number, since it uses as much as digits as its factorization.
122049493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38026.
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 122049493 is about 11047.6012328469. The cubic root of 122049493 is about 496.0346254119.
The spelling of 122049493 in words is "one hundred twenty-two million, forty-nine thousand, four hundred ninety-three".
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