Base | Representation |
---|---|
bin | 1100111110110110110… |
… | …0001000111011011001 |
3 | 210022200102100221122101 |
4 | 3033231230020323121 |
5 | 12123231430300233 |
6 | 250243054323401 |
7 | 22053630045313 |
oct | 3175554107331 |
9 | 708612327571 |
10 | 223031103193 |
11 | 86650274988 |
12 | 372847b9561 |
13 | 1805497b4a2 |
14 | ab1ab887b3 |
15 | 5c05379c7d |
hex | 33edb08ed9 |
223031103193 has 4 divisors (see below), whose sum is σ = 223819199248. Its totient is φ = 222243007140.
The previous prime is 223031103179. The next prime is 223031103277. The reversal of 223031103193 is 391301130322.
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: 391301130322 = 2 ⋅195650565161.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-223031103193 is a prime.
It is a super-2 number, since 2×2230311031932 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (223031104193) 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, 394047603 + ... + 394048168.
It is an arithmetic number, because the mean of its divisors is an integer number (55954799812).
Almost surely, 2223031103193 is an apocalyptic number.
It is an amenable number.
223031103193 is a deficient number, since it is larger than the sum of its proper divisors (788096055).
223031103193 is an equidigital number, since it uses as much as digits as its factorization.
223031103193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 788096054.
The product of its (nonzero) digits is 2916, while the sum is 28.
The spelling of 223031103193 in words is "two hundred twenty-three billion, thirty-one million, one hundred three thousand, one hundred ninety-three".
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