Base | Representation |
---|---|
bin | 1101100010011010101101… |
… | …01101110001100000000110 |
3 | 10220101222020122110110100120 |
4 | 12301031112231301200012 |
5 | 12400222200012342030 |
6 | 143152031350322410 |
7 | 6161542131526665 |
oct | 661152655614006 |
9 | 126358218413316 |
10 | 29769873168390 |
11 | 9538372339413 |
12 | 3409726359406 |
13 | 137c3966ab6c4 |
14 | 74cc26086ddc |
15 | 3695b1a26010 |
hex | 1b1356b71806 |
29769873168390 has 64 divisors (see below), whose sum is σ = 72081940525056. Its totient is φ = 7868165018112.
The previous prime is 29769873168367. The next prime is 29769873168509. The reversal of 29769873168390 is 9386137896792.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153290289 + ... + 153484371.
It is an arithmetic number, because the mean of its divisors is an integer number (1126280320704).
Almost surely, 229769873168390 is an apocalyptic number.
29769873168390 is an abundant number, since it is smaller than the sum of its proper divisors (42312067356666).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29769873168390 is a wasteful number, since it uses less digits than its factorization.
29769873168390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239453.
The product of its (nonzero) digits is 1481421312, while the sum is 78.
The spelling of 29769873168390 in words is "twenty-nine trillion, seven hundred sixty-nine billion, eight hundred seventy-three million, one hundred sixty-eight thousand, three hundred ninety".
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