Base | Representation |
---|---|
bin | 10111001000111101… |
… | …00000000110101010 |
3 | 1012001210022200100111 |
4 | 23210132200012222 |
5 | 200420310320113 |
6 | 5412422524534 |
7 | 616566624253 |
oct | 134436400652 |
9 | 35053280314 |
10 | 12423135658 |
11 | 52a559976a |
12 | 24a859674a |
13 | 122ca1685b |
14 | 85bcc5b2a |
15 | 4ca9a413d |
hex | 2e47a01aa |
12423135658 has 16 divisors (see below), whose sum is σ = 18990858240. Its totient is φ = 6092905936.
The previous prime is 12423135653. The next prime is 12423135671. The reversal of 12423135658 is 85653132421.
It is a self number, because there is not a number n which added to its sum of digits gives 12423135658.
It is not an unprimeable number, because it can be changed into a prime (12423135653) 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, 527703 + ... + 550741.
It is an arithmetic number, because the mean of its divisors is an integer number (1186928640).
Almost surely, 212423135658 is an apocalyptic number.
12423135658 is a deficient number, since it is larger than the sum of its proper divisors (6567722582).
12423135658 is a wasteful number, since it uses less digits than its factorization.
12423135658 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28181.
The product of its digits is 172800, while the sum is 40.
The spelling of 12423135658 in words is "twelve billion, four hundred twenty-three million, one hundred thirty-five thousand, six hundred fifty-eight".
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