Base | Representation |
---|---|
bin | 10111011110101001… |
… | …11111001111011111 |
3 | 1012112110220001111221 |
4 | 23233110333033133 |
5 | 201303412104020 |
6 | 5442444554211 |
7 | 624240233245 |
oct | 135724771737 |
9 | 35473801457 |
10 | 12605191135 |
11 | 5389335739 |
12 | 2539552967 |
13 | 125b65a1a4 |
14 | 878156795 |
15 | 4db9666aa |
hex | 2ef53f3df |
12605191135 has 16 divisors (see below), whose sum is σ = 15473112480. Its totient is φ = 9854416000.
The previous prime is 12605191133. The next prime is 12605191141. The reversal of 12605191135 is 53119150621.
It is not a de Polignac number, because 12605191135 - 21 = 12605191133 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12605191135.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12605191133) 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, 28240 + ... + 161269.
It is an arithmetic number, because the mean of its divisors is an integer number (967069530).
Almost surely, 212605191135 is an apocalyptic number.
12605191135 is a deficient number, since it is larger than the sum of its proper divisors (2867921345).
12605191135 is a wasteful number, since it uses less digits than its factorization.
12605191135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189818.
The product of its (nonzero) digits is 8100, while the sum is 34.
The spelling of 12605191135 in words is "twelve billion, six hundred five million, one hundred ninety-one thousand, one hundred thirty-five".
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