Base | Representation |
---|---|
bin | 100101011100101110… |
… | …111011001001010100 |
3 | 10211210100011120111201 |
4 | 211130232323021110 |
5 | 1124322342313140 |
6 | 30250014442244 |
7 | 2622311461543 |
oct | 453456731124 |
9 | 124710146451 |
10 | 40210510420 |
11 | 1606486a6a3 |
12 | 7962503384 |
13 | 3a3a879842 |
14 | 1d3652815a |
15 | 10a521a49a |
hex | 95cbbb254 |
40210510420 has 12 divisors (see below), whose sum is σ = 84442071924. Its totient is φ = 16084204160.
The previous prime is 40210510411. The next prime is 40210510433. The reversal of 40210510420 is 2401501204.
It can be written as a sum of positive squares in 2 ways, for example, as 20099867076 + 20110643344 = 141774^2 + 141812^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005262741 + ... + 1005262780.
It is an arithmetic number, because the mean of its divisors is an integer number (7036839327).
Almost surely, 240210510420 is an apocalyptic number.
It is an amenable number.
40210510420 is an abundant number, since it is smaller than the sum of its proper divisors (44231561504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40210510420 is a wasteful number, since it uses less digits than its factorization.
40210510420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2010525530 (or 2010525528 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 19.
The spelling of 40210510420 in words is "forty billion, two hundred ten million, five hundred ten thousand, four hundred twenty".
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