Base | Representation |
---|---|
bin | 100000010111110… |
… | …1011010110101100 |
3 | 2210200221201101111 |
4 | 1000233223112230 |
5 | 4211034141142 |
6 | 255441521404 |
7 | 35626613653 |
oct | 10057532654 |
9 | 2720851344 |
10 | 1086240172 |
11 | 508177356 |
12 | 263943264 |
13 | 144073984 |
14 | a439a19a |
15 | 65568e17 |
hex | 40beb5ac |
1086240172 has 12 divisors (see below), whose sum is σ = 1901818296. Its totient is φ = 542863520.
The previous prime is 1086240149. The next prime is 1086240179. The reversal of 1086240172 is 2710426801.
It is a super-2 number, since 2×10862401722 = 2359835422533179168, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1086240179) 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, 54454 + ... + 71677.
It is an arithmetic number, because the mean of its divisors is an integer number (158484858).
Almost surely, 21086240172 is an apocalyptic number.
It is an amenable number.
1086240172 is a deficient number, since it is larger than the sum of its proper divisors (815578124).
1086240172 is a wasteful number, since it uses less digits than its factorization.
1086240172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128288 (or 128286 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 31.
The square root of 1086240172 is about 32958.1578975525. The cubic root of 1086240172 is about 1027.9578010607.
Adding to 1086240172 its reverse (2710426801), we get a palindrome (3796666973).
The spelling of 1086240172 in words is "one billion, eighty-six million, two hundred forty thousand, one hundred seventy-two".
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