Base | Representation |
---|---|
bin | 10001101111101010… |
… | …100011000110001001 |
3 | 1211011212010121201010 |
4 | 101233222203012021 |
5 | 303010120401321 |
6 | 12430350114133 |
7 | 1243105216662 |
oct | 215752430611 |
9 | 54155117633 |
10 | 19053293961 |
11 | 80980a6839 |
12 | 3838aab949 |
13 | 1a4850a250 |
14 | cca68c369 |
15 | 767ab5676 |
hex | 46faa3189 |
19053293961 has 16 divisors (see below), whose sum is σ = 27436098816. Its totient is φ = 11691879936.
The previous prime is 19053293947. The next prime is 19053293981. The reversal of 19053293961 is 16939235091.
It is not a de Polignac number, because 19053293961 - 218 = 19053031817 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 19053293961.
It is not an unprimeable number, because it can be changed into a prime (19053293981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 678225 + ... + 705758.
It is an arithmetic number, because the mean of its divisors is an integer number (1714756176).
Almost surely, 219053293961 is an apocalyptic number.
It is an amenable number.
19053293961 is a deficient number, since it is larger than the sum of its proper divisors (8382804855).
19053293961 is a wasteful number, since it uses less digits than its factorization.
19053293961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1384352.
The product of its (nonzero) digits is 393660, while the sum is 48.
The spelling of 19053293961 in words is "nineteen billion, fifty-three million, two hundred ninety-three thousand, nine hundred sixty-one".
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