Base | Representation |
---|---|
bin | 11000101110000110… |
… | …10000001101010000 |
3 | 1021020220220200200202 |
4 | 30113003100031100 |
5 | 204140014140142 |
6 | 10032533034332 |
7 | 646611666536 |
oct | 142703201520 |
9 | 37226820622 |
10 | 13271630672 |
11 | 56a0542613 |
12 | 26a47859a8 |
13 | 1336748b01 |
14 | 8dc876156 |
15 | 52a20a032 |
hex | 3170d0350 |
13271630672 has 10 divisors (see below), whose sum is σ = 25713784458. Its totient is φ = 6635815328.
The previous prime is 13271630653. The next prime is 13271630699. The reversal of 13271630672 is 27603617231.
It can be written as a sum of positive squares in only one way, i.e., 8545893136 + 4725737536 = 92444^2 + 68744^2 .
It is a super-2 number, since 2×132716306722 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414738443 + ... + 414738474.
Almost surely, 213271630672 is an apocalyptic number.
It is an amenable number.
13271630672 is a deficient number, since it is larger than the sum of its proper divisors (12442153786).
13271630672 is an equidigital number, since it uses as much as digits as its factorization.
13271630672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 829476925 (or 829476919 counting only the distinct ones).
The product of its (nonzero) digits is 63504, while the sum is 38.
The spelling of 13271630672 in words is "thirteen billion, two hundred seventy-one million, six hundred thirty thousand, six hundred seventy-two".
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