Base | Representation |
---|---|
bin | 101111000111… |
… | …0110010001010 |
3 | 1201110222220020 |
4 | 1132032302022 |
5 | 22310431330 |
6 | 2241241310 |
7 | 416651520 |
oct | 136166212 |
9 | 51428806 |
10 | 24702090 |
11 | 12a42056 |
12 | 8333236 |
13 | 516b72a |
14 | 33d0310 |
15 | 227e210 |
hex | 178ec8a |
24702090 has 128 divisors (see below), whose sum is σ = 73543680. Its totient is φ = 5184000.
The previous prime is 24702089. The next prime is 24702103. The reversal of 24702090 is 9020742.
It is a super-2 number, since 2×247020902 = 1220386500736200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 24702090.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 163515 + ... + 163665.
It is an arithmetic number, because the mean of its divisors is an integer number (574560).
Almost surely, 224702090 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 24702090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36771840).
24702090 is an abundant number, since it is smaller than the sum of its proper divisors (48841590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24702090 is a wasteful number, since it uses less digits than its factorization.
24702090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 228.
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 24702090 is about 4970.1197168680. The cubic root of 24702090 is about 291.2356707325.
It can be divided in two parts, 2470 and 2090, that added together give a triangular number (4560 = T95).
The spelling of 24702090 in words is "twenty-four million, seven hundred two thousand, ninety".
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