Base | Representation |
---|---|
bin | 111001000101… |
… | …1010010111101 |
3 | 2002022122011220 |
4 | 1302023102331 |
5 | 30130240220 |
6 | 2545303553 |
7 | 512256321 |
oct | 162132275 |
9 | 62278156 |
10 | 29930685 |
11 | 15993404 |
12 | a034bb9 |
13 | 627c585 |
14 | 3d91981 |
15 | 2963540 |
hex | 1c8b4bd |
29930685 has 16 divisors (see below), whose sum is σ = 48028416. Its totient is φ = 15916608.
The previous prime is 29930683. The next prime is 29930699. The reversal of 29930685 is 58603992.
It is not a de Polignac number, because 29930685 - 21 = 29930683 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29930683) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2787 + ... + 8223.
It is an arithmetic number, because the mean of its divisors is an integer number (3001776).
Almost surely, 229930685 is an apocalyptic number.
It is an amenable number.
29930685 is a deficient number, since it is larger than the sum of its proper divisors (18097731).
29930685 is a wasteful number, since it uses less digits than its factorization.
29930685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5812.
The product of its (nonzero) digits is 116640, while the sum is 42.
The square root of 29930685 is about 5470.8943510179. The cubic root of 29930685 is about 310.4837573607.
The spelling of 29930685 in words is "twenty-nine million, nine hundred thirty thousand, six hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •