Base | Representation |
---|---|
bin | 111000101000… |
… | …0100010001011 |
3 | 2001212102000110 |
4 | 1301100202023 |
5 | 30100034440 |
6 | 2540205403 |
7 | 510234516 |
oct | 161204213 |
9 | 61772013 |
10 | 29689995 |
11 | 15839595 |
12 | 9b39863 |
13 | 61c6b5a |
14 | 3d2bd7d |
15 | 2917080 |
hex | 1c5088b |
29689995 has 32 divisors (see below), whose sum is σ = 49065984. Its totient is φ = 15321600.
The previous prime is 29689993. The next prime is 29690029. The reversal of 29689995 is 59998692.
It is not a de Polignac number, because 29689995 - 21 = 29689993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29689991) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123075 + ... + 123315.
It is an arithmetic number, because the mean of its divisors is an integer number (1533312).
Almost surely, 229689995 is an apocalyptic number.
29689995 is a deficient number, since it is larger than the sum of its proper divisors (19375989).
29689995 is a wasteful number, since it uses less digits than its factorization.
29689995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 483.
The product of its digits is 3149280, while the sum is 57.
The square root of 29689995 is about 5448.8526315179. The cubic root of 29689995 is about 309.6492564467.
The spelling of 29689995 in words is "twenty-nine million, six hundred eighty-nine thousand, nine hundred ninety-five".
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