Base | Representation |
---|---|
bin | 1101000001000… |
… | …10011100100001 |
3 | 21121110120121221 |
4 | 12200202130201 |
5 | 210423133433 |
6 | 14500215041 |
7 | 2464060630 |
oct | 640423441 |
9 | 247416557 |
10 | 109192993 |
11 | 56700348 |
12 | 3069a481 |
13 | 19811c50 |
14 | 10705517 |
15 | 98bd72d |
hex | 6822721 |
109192993 has 8 divisors (see below), whose sum is σ = 134391488. Its totient is φ = 86394384.
The previous prime is 109192991. The next prime is 109193009. The reversal of 109192993 is 399291901.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 109192993 - 21 = 109192991 is a prime.
It is not an unprimeable number, because it can be changed into a prime (109192991) 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, 599871 + ... + 600052.
It is an arithmetic number, because the mean of its divisors is an integer number (16798936).
Almost surely, 2109192993 is an apocalyptic number.
109192993 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
109192993 is a deficient number, since it is larger than the sum of its proper divisors (25198495).
109192993 is a wasteful number, since it uses less digits than its factorization.
109192993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1199943.
The product of its (nonzero) digits is 39366, while the sum is 43.
The square root of 109192993 is about 10449.5451097165. The cubic root of 109192993 is about 477.9673784219.
The spelling of 109192993 in words is "one hundred nine million, one hundred ninety-two thousand, nine hundred ninety-three".
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