Base | Representation |
---|---|
bin | 111000110100… |
… | …1000100111000 |
3 | 2002001111220121 |
4 | 1301221010320 |
5 | 30111244040 |
6 | 2542303024 |
7 | 511133554 |
oct | 161510470 |
9 | 62044817 |
10 | 29790520 |
11 | 158a8071 |
12 | 9b87a74 |
13 | 6230836 |
14 | 3d56864 |
15 | 2936c4a |
hex | 1c69138 |
29790520 has 32 divisors (see below), whose sum is σ = 69945120. Its totient is φ = 11397760.
The previous prime is 29790503. The next prime is 29790521. The reversal of 29790520 is 2509792.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29790521) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15271 + ... + 17110.
It is an arithmetic number, because the mean of its divisors is an integer number (2185785).
Almost surely, 229790520 is an apocalyptic number.
29790520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29790520 is an abundant number, since it is smaller than the sum of its proper divisors (40154600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29790520 is a wasteful number, since it uses less digits than its factorization.
29790520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32415 (or 32411 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 34.
The square root of 29790520 is about 5458.0692556984. The cubic root of 29790520 is about 309.9983350587.
The spelling of 29790520 in words is "twenty-nine million, seven hundred ninety thousand, five hundred twenty".
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