Base | Representation |
---|---|
bin | 1011100010110100110011… |
… | …1100110110001111111011 |
3 | 1122221102122101010200102220 |
4 | 2320231030330312033323 |
5 | 3130430044330111224 |
6 | 42555014025055123 |
7 | 2450014242365652 |
oct | 270551474661773 |
9 | 48842571120386 |
10 | 12692919378939 |
11 | 40540450a4058 |
12 | 150bb810274a3 |
13 | 710c24c36907 |
14 | 31c4aa77c199 |
15 | 17028a586279 |
hex | b8b4cf363fb |
12692919378939 has 16 divisors (see below), whose sum is σ = 16929144261120. Its totient is φ = 8459320661280.
The previous prime is 12692919378863. The next prime is 12692919378983. The reversal of 12692919378939 is 93987391929621.
It is not a de Polignac number, because 12692919378939 - 229 = 12692382508027 is a prime.
It is a super-2 number, since 2×126929193789392 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12692919378739) 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, 288538704 + ... + 288582690.
It is an arithmetic number, because the mean of its divisors is an integer number (1058071516320).
Almost surely, 212692919378939 is an apocalyptic number.
12692919378939 is a deficient number, since it is larger than the sum of its proper divisors (4236224882181).
12692919378939 is a wasteful number, since it uses less digits than its factorization.
12692919378939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71650.
The product of its digits is 714256704, while the sum is 78.
The spelling of 12692919378939 in words is "twelve trillion, six hundred ninety-two billion, nine hundred nineteen million, three hundred seventy-eight thousand, nine hundred thirty-nine".
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