Base | Representation |
---|---|
bin | 111000000011… |
… | …1100001001101 |
3 | 2001022012202210 |
4 | 1300013201031 |
5 | 30011002200 |
6 | 2525541033 |
7 | 504550554 |
oct | 160074115 |
9 | 61265683 |
10 | 29390925 |
11 | 15654923 |
12 | 9a14779 |
13 | 61209a5 |
14 | 3c90d9b |
15 | 28a8650 |
hex | 1c0784d |
29390925 has 12 divisors (see below), whose sum is σ = 48593120. Its totient is φ = 15675120.
The previous prime is 29390897. The next prime is 29390927. The reversal of 29390925 is 52909392.
It is not a de Polignac number, because 29390925 - 26 = 29390861 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29390927) 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 11 ways as a sum of consecutive naturals, for example, 195865 + ... + 196014.
Almost surely, 229390925 is an apocalyptic number.
29390925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
29390925 is a deficient number, since it is larger than the sum of its proper divisors (19202195).
29390925 is a wasteful number, since it uses less digits than its factorization.
29390925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 391892 (or 391887 counting only the distinct ones).
The product of its (nonzero) digits is 43740, while the sum is 39.
The square root of 29390925 is about 5421.3397790583. The cubic root of 29390925 is about 308.6060374480.
The spelling of 29390925 in words is "twenty-nine million, three hundred ninety thousand, nine hundred twenty-five".
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