Base | Representation |
---|---|
bin | 10010011100100011… |
… | …01100011100001111 |
3 | 221120011121110220001 |
4 | 21032101230130033 |
5 | 130240204232134 |
6 | 4314403505131 |
7 | 500260530211 |
oct | 111621543417 |
9 | 27504543801 |
10 | 9903195919 |
11 | 4222106741 |
12 | 1b046881a7 |
13 | c1a925556 |
14 | 69d3645b1 |
15 | 3ce63a414 |
hex | 24e46c70f |
9903195919 has 8 divisors (see below), whose sum is σ = 9924342480. Its totient is φ = 9882067200.
The previous prime is 9903195901. The next prime is 9903195989. The reversal of 9903195919 is 9195913099.
9903195919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 9903195919 - 225 = 9869641487 is a prime.
It is a super-2 number, since 2×99031959192 (a number of 21 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 9903195919.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9903195989) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1879749 + ... + 1885009.
It is an arithmetic number, because the mean of its divisors is an integer number (1240542810).
Almost surely, 29903195919 is an apocalyptic number.
9903195919 is a deficient number, since it is larger than the sum of its proper divisors (21146561).
9903195919 is a wasteful number, since it uses less digits than its factorization.
9903195919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8921.
The product of its (nonzero) digits is 885735, while the sum is 55.
The square root of 9903195919 is about 99514.8025119881. The cubic root of 9903195919 is about 2147.4602004059.
The spelling of 9903195919 in words is "nine billion, nine hundred three million, one hundred ninety-five thousand, nine hundred nineteen".
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