Base | Representation |
---|---|
bin | 1011101001010010010110… |
… | …1011001000000011100010 |
3 | 1200100001011212101202120021 |
4 | 2322110211223020003202 |
5 | 3134234421432242204 |
6 | 43122013302504054 |
7 | 2461024211431252 |
oct | 272244553100342 |
9 | 50301155352507 |
10 | 12803929571554 |
11 | 40971304998a0 |
12 | 15295a213502a |
13 | 71b5367cc114 |
14 | 3239dbba3962 |
15 | 1730d61c5154 |
hex | ba525ac80e2 |
12803929571554 has 16 divisors (see below), whose sum is σ = 20958598061856. Its totient is φ = 5818103179200.
The previous prime is 12803929571533. The next prime is 12803929571557. The reversal of 12803929571554 is 45517592930821.
It is a super-2 number, since 2×128039295715542 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12803929571492 and 12803929571501.
It is not an unprimeable number, because it can be changed into a prime (12803929571557) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93170172 + ... + 93307495.
It is an arithmetic number, because the mean of its divisors is an integer number (1309912378866).
Almost surely, 212803929571554 is an apocalyptic number.
12803929571554 is a deficient number, since it is larger than the sum of its proper divisors (8154668490302).
12803929571554 is a wasteful number, since it uses less digits than its factorization.
12803929571554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186480801.
The product of its (nonzero) digits is 27216000, while the sum is 61.
The spelling of 12803929571554 in words is "twelve trillion, eight hundred three billion, nine hundred twenty-nine million, five hundred seventy-one thousand, five hundred fifty-four".
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