Base | Representation |
---|---|
bin | 10111111110010010… |
… | …01010110011010110 |
3 | 1020012222011120120011 |
4 | 23333021022303112 |
5 | 202324323400324 |
6 | 5525044030434 |
7 | 633641453605 |
oct | 137711126326 |
9 | 36188146504 |
10 | 12870528214 |
11 | 5505094385 |
12 | 25b239241a |
13 | 12a160c78b |
14 | 8a14a5a3c |
15 | 504dc9c94 |
hex | 2ff24acd6 |
12870528214 has 8 divisors (see below), whose sum is σ = 19633009320. Its totient is φ = 6326191776.
The previous prime is 12870528211. The next prime is 12870528221. The reversal of 12870528214 is 41282507821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12870528211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54536019 + ... + 54536254.
It is an arithmetic number, because the mean of its divisors is an integer number (2454126165).
Almost surely, 212870528214 is an apocalyptic number.
12870528214 is a deficient number, since it is larger than the sum of its proper divisors (6762481106).
12870528214 is a wasteful number, since it uses less digits than its factorization.
12870528214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109072334.
The product of its (nonzero) digits is 71680, while the sum is 40.
The spelling of 12870528214 in words is "twelve billion, eight hundred seventy million, five hundred twenty-eight thousand, two hundred fourteen".
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