Base | Representation |
---|---|
bin | 1001101100101… |
… | …1101111101110 |
3 | 2211112210001121 |
4 | 2123023233232 |
5 | 40403233210 |
6 | 4011531154 |
7 | 1002530560 |
oct | 233135756 |
9 | 84483047 |
10 | 40680430 |
11 | 20a6589a |
12 | 11759aba |
13 | 857447b |
14 | 558d330 |
15 | 38886da |
hex | 26cbbee |
40680430 has 16 divisors (see below), whose sum is σ = 83685600. Its totient is φ = 13947552.
The previous prime is 40680421. The next prime is 40680449. The reversal of 40680430 is 3408604.
It is a junction number, because it is equal to n+sod(n) for n = 40680395 and 40680404.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290505 + ... + 290644.
It is an arithmetic number, because the mean of its divisors is an integer number (5230350).
Almost surely, 240680430 is an apocalyptic number.
40680430 is an abundant number, since it is smaller than the sum of its proper divisors (43005170).
40680430 is a wasteful number, since it uses less digits than its factorization.
40680430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 581163.
The product of its (nonzero) digits is 2304, while the sum is 25.
The square root of 40680430 is about 6378.1211967162. The cubic root of 40680430 is about 343.9234945693.
The spelling of 40680430 in words is "forty million, six hundred eighty thousand, four hundred thirty".
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