Base | Representation |
---|---|
bin | 111000110110… |
… | …1011010000100 |
3 | 2002002102020122 |
4 | 1301231122010 |
5 | 30112331020 |
6 | 2542521112 |
7 | 511236356 |
oct | 161553204 |
9 | 62072218 |
10 | 29808260 |
11 | 1590a429 |
12 | 9b96198 |
13 | 6238931 |
14 | 3d5d0d6 |
15 | 293c125 |
hex | 1c6d684 |
29808260 has 48 divisors (see below), whose sum is σ = 64964592. Its totient is φ = 11481600.
The previous prime is 29808257. The next prime is 29808263. The reversal of 29808260 is 6280892.
It is an interprime number because it is at equal distance from previous prime (29808257) and next prime (29808263).
It can be written as a sum of positive squares in 8 ways, for example, as 3511876 + 26296384 = 1874^2 + 5128^2 .
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 29808260.
It is not an unprimeable number, because it can be changed into a prime (29808263) 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, 64430 + ... + 64890.
It is an arithmetic number, because the mean of its divisors is an integer number (1353429).
Almost surely, 229808260 is an apocalyptic number.
29808260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29808260 is an abundant number, since it is smaller than the sum of its proper divisors (35156332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29808260 is a wasteful number, since it uses less digits than its factorization.
29808260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 584 (or 582 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 35.
The square root of 29808260 is about 5459.6941306267. The cubic root of 29808260 is about 310.0598566346.
The spelling of 29808260 in words is "twenty-nine million, eight hundred eight thousand, two hundred sixty".
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