Base | Representation |
---|---|
bin | 10010010100101101… |
… | …001011010001010011 |
3 | 1212210011111100010111 |
4 | 102110231023101103 |
5 | 310243213133140 |
6 | 13012145542151 |
7 | 1264362346264 |
oct | 222455132123 |
9 | 55704440114 |
10 | 19674739795 |
11 | 8386972237 |
12 | 3991044957 |
13 | 1b171a4389 |
14 | d4901896b |
15 | 7a241c7ea |
hex | 494b4b453 |
19674739795 has 16 divisors (see below), whose sum is σ = 25530380928. Its totient is φ = 14498728960.
The previous prime is 19674739783. The next prime is 19674739831. The reversal of 19674739795 is 59793747691.
It is not a de Polignac number, because 19674739795 - 29 = 19674739283 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 19674739795.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2458426 + ... + 2466415.
It is an arithmetic number, because the mean of its divisors is an integer number (1595648808).
Almost surely, 219674739795 is an apocalyptic number.
19674739795 is a deficient number, since it is larger than the sum of its proper divisors (5855641133).
19674739795 is a wasteful number, since it uses less digits than its factorization.
19674739795 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4924910.
The product of its digits is 90016920, while the sum is 67.
The spelling of 19674739795 in words is "nineteen billion, six hundred seventy-four million, seven hundred thirty-nine thousand, seven hundred ninety-five".
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