Base | Representation |
---|---|
bin | 10010111110111110… |
… | …11110001011011111 |
3 | 222022022002021022022 |
4 | 21133133132023133 |
5 | 131333124121231 |
6 | 4403202210355 |
7 | 510365512403 |
oct | 113737361337 |
9 | 28268067268 |
10 | 10192020191 |
11 | 4360147691 |
12 | 1b853539bb |
13 | c6570c5a2 |
14 | 6c9869103 |
15 | 3e9b8cc7b |
hex | 25f7de2df |
10192020191 has 8 divisors (see below), whose sum is σ = 10294980768. Its totient is φ = 10089100000.
The previous prime is 10192020131. The next prime is 10192020227. The reversal of 10192020191 is 19102029101.
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 10192020191 - 222 = 10187825887 is a prime.
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 10192020191.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10192020121) 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, 998966 + ... + 1009116.
It is an arithmetic number, because the mean of its divisors is an integer number (1286872596).
Almost surely, 210192020191 is an apocalyptic number.
10192020191 is a deficient number, since it is larger than the sum of its proper divisors (102960577).
10192020191 is a wasteful number, since it uses less digits than its factorization.
10192020191 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20193.
The product of its (nonzero) digits is 324, while the sum is 26.
Adding to 10192020191 its reverse (19102029101), we get a palindrome (29294049292).
The spelling of 10192020191 in words is "ten billion, one hundred ninety-two million, twenty thousand, one hundred ninety-one".
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