Base | Representation |
---|---|
bin | 111100010110100100… |
… | …1001000111100000110 |
3 | 110101112111021202112112 |
4 | 1320231021020330012 |
5 | 4110413213431020 |
6 | 135312414421022 |
7 | 12235524063623 |
oct | 1705511107406 |
9 | 411474252475 |
10 | 129606389510 |
11 | 4aa69478804 |
12 | 21150b01772 |
13 | c2b648c610 |
14 | 63b70c934a |
15 | 35885132c5 |
hex | 1e2d248f06 |
129606389510 has 64 divisors (see below), whose sum is σ = 255532644864. Its totient is φ = 47037542400.
The previous prime is 129606389503. The next prime is 129606389513. The reversal of 129606389510 is 15983606921.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129606389513) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13452395 + ... + 13462025.
It is an arithmetic number, because the mean of its divisors is an integer number (3992697576).
Almost surely, 2129606389510 is an apocalyptic number.
129606389510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
129606389510 is a deficient number, since it is larger than the sum of its proper divisors (125926255354).
129606389510 is a wasteful number, since it uses less digits than its factorization.
129606389510 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11409.
The product of its (nonzero) digits is 699840, while the sum is 50.
The spelling of 129606389510 in words is "one hundred twenty-nine billion, six hundred six million, three hundred eighty-nine thousand, five hundred ten".
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