Base | Representation |
---|---|
bin | 11001000011000101… |
… | …01000100110100100 |
3 | 1021201012002100022111 |
4 | 30201202220212210 |
5 | 210020043113340 |
6 | 10102221210404 |
7 | 654146651044 |
oct | 144142504644 |
9 | 37635070274 |
10 | 13447629220 |
11 | 5780921963 |
12 | 2733700a04 |
13 | 136404b56c |
14 | 917dab724 |
15 | 53a8c2aea |
hex | 3218a89a4 |
13447629220 has 24 divisors (see below), whose sum is σ = 28245942144. Its totient is φ = 5377923936.
The previous prime is 13447629211. The next prime is 13447629229. The reversal of 13447629220 is 2292674431.
It is an interprime number because it is at equal distance from previous prime (13447629211) and next prime (13447629229).
It is not an unprimeable number, because it can be changed into a prime (13447629229) by changing a digit.
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 in 7 ways as a sum of consecutive naturals, for example, 30847 + ... + 166873.
It is an arithmetic number, because the mean of its divisors is an integer number (1176914256).
Almost surely, 213447629220 is an apocalyptic number.
13447629220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13447629220 is an abundant number, since it is smaller than the sum of its proper divisors (14798312924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13447629220 is a wasteful number, since it uses less digits than its factorization.
13447629220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140979 (or 140977 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 40.
The spelling of 13447629220 in words is "thirteen billion, four hundred forty-seven million, six hundred twenty-nine thousand, two hundred twenty".
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