Base | Representation |
---|---|
bin | 111000110011… |
… | …1100000001000 |
3 | 2002001012001210 |
4 | 1301213200020 |
5 | 30111042242 |
6 | 2542213120 |
7 | 511106013 |
oct | 161474010 |
9 | 62035053 |
10 | 29784072 |
11 | 158a323a |
12 | 9b841a0 |
13 | 622a916 |
14 | 3d5437a |
15 | 2934d9c |
hex | 1c67808 |
29784072 has 16 divisors (see below), whose sum is σ = 74460240. Its totient is φ = 9928016.
The previous prime is 29784071. The next prime is 29784089. The reversal of 29784072 is 27048792.
It is a self number, because there is not a number n which added to its sum of digits gives 29784072.
It is not an unprimeable number, because it can be changed into a prime (29784071) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620478 + ... + 620525.
It is an arithmetic number, because the mean of its divisors is an integer number (4653765).
Almost surely, 229784072 is an apocalyptic number.
It is an amenable number.
29784072 is an abundant number, since it is smaller than the sum of its proper divisors (44676168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29784072 is a wasteful number, since it uses less digits than its factorization.
29784072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1241012 (or 1241008 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 39.
The square root of 29784072 is about 5457.4785386660. The cubic root of 29784072 is about 309.9759676132.
The spelling of 29784072 in words is "twenty-nine million, seven hundred eighty-four thousand, seventy-two".
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