Base | Representation |
---|---|
bin | 10010101001001100… |
… | …00010001001011001 |
3 | 221211120001120210211 |
4 | 21110212002021121 |
5 | 130444323103001 |
6 | 4333111411121 |
7 | 503015501605 |
oct | 112446021131 |
9 | 27746046724 |
10 | 10009191001 |
11 | 4276a22387 |
12 | 1b34083aa1 |
13 | c36887a34 |
14 | 6ad476505 |
15 | 3d8ac6351 |
hex | 254982259 |
10009191001 has 8 divisors (see below), whose sum is σ = 10128600000. Its totient is φ = 9890180400.
The previous prime is 10009190981. The next prime is 10009191007. The reversal of 10009191001 is 10019190001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10009191001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10009191007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48901 + ... + 149698.
It is an arithmetic number, because the mean of its divisors is an integer number (1266075000).
Almost surely, 210009191001 is an apocalyptic number.
It is an amenable number.
10009191001 is a deficient number, since it is larger than the sum of its proper divisors (119408999).
10009191001 is a wasteful number, since it uses less digits than its factorization.
10009191001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 199199.
The product of its (nonzero) digits is 81, while the sum is 22.
Multiplying 10009191001 by its sum of digits (22), we get a palindrome (220202202022).
The spelling of 10009191001 in words is "ten billion, nine million, one hundred ninety-one thousand, one".
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