Base | Representation |
---|---|
bin | 10111000001101… |
… | …00010111101101 |
3 | 111110110011102001 |
4 | 23200310113231 |
5 | 343421334433 |
6 | 31055532301 |
7 | 4533524542 |
oct | 1340642755 |
9 | 443404361 |
10 | 193152493 |
11 | 9a036366 |
12 | 5482a091 |
13 | 3102a621 |
14 | 1b91cbc9 |
15 | 11e5557d |
hex | b8345ed |
193152493 has 2 divisors, whose sum is σ = 193152494. Its totient is φ = 193152492.
The previous prime is 193152473. The next prime is 193152497. The reversal of 193152493 is 394251391.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 122810724 + 70341769 = 11082^2 + 8387^2 .
It is a cyclic number.
It is not a de Polignac number, because 193152493 - 217 = 193021421 is a prime.
It is a super-3 number, since 3×1931524933 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (193152497) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96576246 + 96576247.
It is an arithmetic number, because the mean of its divisors is an integer number (96576247).
Almost surely, 2193152493 is an apocalyptic number.
It is an amenable number.
193152493 is a deficient number, since it is larger than the sum of its proper divisors (1).
193152493 is an equidigital number, since it uses as much as digits as its factorization.
193152493 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 29160, while the sum is 37.
The square root of 193152493 is about 13897.9312489305. The cubic root of 193152493 is about 578.0518196458.
The spelling of 193152493 in words is "one hundred ninety-three million, one hundred fifty-two thousand, four hundred ninety-three".
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