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40105301 = 65361417
BaseRepresentation
bin1001100011111…
…1010101010101
32210110120010112
42120333111111
540231332201
63551332405
7664614035
oct230772525
983416115
1040105301
1120702785
1211521105
138402762
14547d8c5
1537c30bb
hex263f555

40105301 has 4 divisors (see below), whose sum is σ = 40167372. Its totient is φ = 40043232.

The previous prime is 40105291. The next prime is 40105319. The reversal of 40105301 is 10350104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10956100 + 29149201 = 3310^2 + 5399^2 .

It is a cyclic number.

It is not a de Polignac number, because 40105301 - 210 = 40104277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40105321) 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, 30056 + ... + 31361.

It is an arithmetic number, because the mean of its divisors is an integer number (10041843).

Almost surely, 240105301 is an apocalyptic number.

It is an amenable number.

40105301 is a deficient number, since it is larger than the sum of its proper divisors (62071).

40105301 is an equidigital number, since it uses as much as digits as its factorization.

40105301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62070.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 40105301 is about 6332.8746237392. The cubic root of 40105301 is about 342.2950300050.

Adding to 40105301 its reverse (10350104), we get a palindrome (50455405).

The spelling of 40105301 in words is "forty million, one hundred five thousand, three hundred one".

Divisors: 1 653 61417 40105301