Base | Representation |
---|---|
bin | 110010111001010110… |
… | …0011011010110100001 |
3 | 101110010012021121011121 |
4 | 1211302230123112201 |
5 | 3242320344301033 |
6 | 122113324412241 |
7 | 10616342223634 |
oct | 1456254332641 |
9 | 343105247147 |
10 | 109298431393 |
11 | 4239812a248 |
12 | 192239a7081 |
13 | a3cb05b858 |
14 | 540bd5bc1b |
15 | 2c9a71562d |
hex | 1972b1b5a1 |
109298431393 has 4 divisors (see below), whose sum is σ = 110615280048. Its totient is φ = 107981582740.
The previous prime is 109298431391. The next prime is 109298431409. The reversal of 109298431393 is 393134892901.
It is a happy number.
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.
It is a cyclic number.
It is not a de Polignac number, because 109298431393 - 21 = 109298431391 is a prime.
It is a super-2 number, since 2×1092984313932 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 109298431393.
It is not an unprimeable number, because it can be changed into a prime (109298431391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658424203 + ... + 658424368.
It is an arithmetic number, because the mean of its divisors is an integer number (27653820012).
Almost surely, 2109298431393 is an apocalyptic number.
It is an amenable number.
109298431393 is a deficient number, since it is larger than the sum of its proper divisors (1316848655).
109298431393 is an equidigital number, since it uses as much as digits as its factorization.
109298431393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1316848654.
The product of its (nonzero) digits is 1259712, while the sum is 52.
The spelling of 109298431393 in words is "one hundred nine billion, two hundred ninety-eight million, four hundred thirty-one thousand, three hundred ninety-three".
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