Base | Representation |
---|---|
bin | 10111000110111110… |
… | …01010100000001001 |
3 | 1012000122002010120002 |
4 | 23203133022200021 |
5 | 200402033011410 |
6 | 5411031012345 |
7 | 616305532352 |
oct | 134337124011 |
9 | 35018063502 |
10 | 12406532105 |
11 | 5297189220 |
12 | 24a2b0a0b5 |
13 | 1229452376 |
14 | 859a02d29 |
15 | 4c92c47a5 |
hex | 2e37ca809 |
12406532105 has 8 divisors (see below), whose sum is σ = 16241278464. Its totient is φ = 9022932400.
The previous prime is 12406532101. The next prime is 12406532113. The reversal of 12406532105 is 50123560421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12406532105 - 22 = 12406532101 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12406532101) 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, 112786601 + ... + 112786710.
It is an arithmetic number, because the mean of its divisors is an integer number (2030159808).
Almost surely, 212406532105 is an apocalyptic number.
It is an amenable number.
12406532105 is a deficient number, since it is larger than the sum of its proper divisors (3834746359).
12406532105 is a wasteful number, since it uses less digits than its factorization.
12406532105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225573327.
The product of its (nonzero) digits is 7200, while the sum is 29.
The spelling of 12406532105 in words is "twelve billion, four hundred six million, five hundred thirty-two thousand, one hundred five".
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