Base | Representation |
---|---|
bin | 110111101110… |
… | …1101110010010 |
3 | 2000222111221020 |
4 | 1233131232102 |
5 | 24440012410 |
6 | 2522140310 |
7 | 503235501 |
oct | 157355622 |
9 | 60874836 |
10 | 29219730 |
11 | 15548241 |
12 | 9951696 |
13 | 6090aa7 |
14 | 3c48838 |
15 | 2872a70 |
hex | 1bddb92 |
29219730 has 32 divisors (see below), whose sum is σ = 71020800. Its totient is φ = 7692672.
The previous prime is 29219711. The next prime is 29219731. The reversal of 29219730 is 3791292.
It is a junction number, because it is equal to n+sod(n) for n = 29219691 and 29219700.
It is not an unprimeable number, because it can be changed into a prime (29219731) 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, 3795 + ... + 8534.
It is an arithmetic number, because the mean of its divisors is an integer number (2219400).
Almost surely, 229219730 is an apocalyptic number.
29219730 is an abundant number, since it is smaller than the sum of its proper divisors (41801070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29219730 is a wasteful number, since it uses less digits than its factorization.
29219730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12418.
The product of its (nonzero) digits is 6804, while the sum is 33.
The square root of 29219730 is about 5405.5277263187. The cubic root of 29219730 is about 308.0056852270.
The spelling of 29219730 in words is "twenty-nine million, two hundred nineteen thousand, seven hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •