Base | Representation |
---|---|
bin | 11011010111110100… |
… | …010011101001000110 |
3 | 2210212021122001021020 |
4 | 123113310103221012 |
5 | 440142444222113 |
6 | 21300222532010 |
7 | 2060220060330 |
oct | 332764235106 |
9 | 83767561236 |
10 | 29390617158 |
11 | 11512267751 |
12 | 5842a37006 |
13 | 2a05062836 |
14 | 15cb53c450 |
15 | b703a6023 |
hex | 6d7d13a46 |
29390617158 has 16 divisors (see below), whose sum is σ = 67178553600. Its totient is φ = 8397319176.
The previous prime is 29390617129. The next prime is 29390617159. The reversal of 29390617158 is 85171609392.
It is a self number, because there is not a number n which added to its sum of digits gives 29390617158.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29390617159) 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, 349888258 + ... + 349888341.
It is an arithmetic number, because the mean of its divisors is an integer number (4198659600).
Almost surely, 229390617158 is an apocalyptic number.
29390617158 is an abundant number, since it is smaller than the sum of its proper divisors (37787936442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29390617158 is a wasteful number, since it uses less digits than its factorization.
29390617158 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 699776611.
The product of its (nonzero) digits is 816480, while the sum is 51.
The spelling of 29390617158 in words is "twenty-nine billion, three hundred ninety million, six hundred seventeen thousand, one hundred fifty-eight".
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