Base | Representation |
---|---|
bin | 10001110001100011… |
… | …111000100000110011 |
3 | 1211021001222120220120 |
4 | 101301203320200303 |
5 | 303041241213412 |
6 | 12433443541323 |
7 | 1243642453122 |
oct | 216143704063 |
9 | 54231876816 |
10 | 19085101107 |
11 | 8104050a36 |
12 | 384768a843 |
13 | 1a51c95947 |
14 | cd09abab9 |
15 | 76a799b8c |
hex | 4718f8833 |
19085101107 has 16 divisors (see below), whose sum is σ = 26008061952. Its totient is φ = 12443184000.
The previous prime is 19085101103. The next prime is 19085101121. The reversal of 19085101107 is 70110158091.
It is not a de Polignac number, because 19085101107 - 22 = 19085101103 is a prime.
It is not an unprimeable number, because it can be changed into a prime (19085101103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136107 + ... + 238107.
It is an arithmetic number, because the mean of its divisors is an integer number (1625503872).
Almost surely, 219085101107 is an apocalyptic number.
19085101107 is a deficient number, since it is larger than the sum of its proper divisors (6922960845).
19085101107 is a wasteful number, since it uses less digits than its factorization.
19085101107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103378.
The product of its (nonzero) digits is 2520, while the sum is 33.
Adding to 19085101107 its reverse (70110158091), we get a palindrome (89195259198).
It can be divided in two parts, 1908 and 5101107, that added together give a palindrome (5103015).
The spelling of 19085101107 in words is "nineteen billion, eighty-five million, one hundred one thousand, one hundred seven".
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