Base | Representation |
---|---|
bin | 10010010000010101… |
… | …110000000010110001 |
3 | 1212121001122212102201 |
4 | 102100111300002301 |
5 | 310120440140342 |
6 | 13001011543201 |
7 | 1262512626310 |
oct | 222025600261 |
9 | 55531585381 |
10 | 19601490097 |
11 | 83495916a2 |
12 | 39705bab01 |
13 | 1b04c68667 |
14 | d3d3cc277 |
15 | 79ac9ddb7 |
hex | 4905700b1 |
19601490097 has 8 divisors (see below), whose sum is σ = 22473276416. Its totient is φ = 16747597152.
The previous prime is 19601490091. The next prime is 19601490119. The reversal of 19601490097 is 79009410691.
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 19601490097 - 23 = 19601490089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (19601490091) 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, 4470993 + ... + 4475374.
It is an arithmetic number, because the mean of its divisors is an integer number (2809159552).
Almost surely, 219601490097 is an apocalyptic number.
It is an amenable number.
19601490097 is a deficient number, since it is larger than the sum of its proper divisors (2871786319).
19601490097 is an equidigital number, since it uses as much as digits as its factorization.
19601490097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8946687.
The product of its (nonzero) digits is 122472, while the sum is 46.
The spelling of 19601490097 in words is "nineteen billion, six hundred one million, four hundred ninety thousand, ninety-seven".
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