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40200241 = 371086493
BaseRepresentation
bin1001100101011…
…0100000110001
32210122101100211
42121112200301
540242401431
63553344121
7665460604
oct231264061
983571324
1040200241
1120768044
1211568041
138436a33
1454a633b
1537e12b1
hex2656831

40200241 has 4 divisors (see below), whose sum is σ = 41286772. Its totient is φ = 39113712.

The previous prime is 40200203. The next prime is 40200253. The reversal of 40200241 is 14200204.

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 38750625 + 1449616 = 6225^2 + 1204^2 .

It is a cyclic number.

It is not a de Polignac number, because 40200241 - 215 = 40167473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40200841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 543210 + ... + 543283.

It is an arithmetic number, because the mean of its divisors is an integer number (10321693).

Almost surely, 240200241 is an apocalyptic number.

It is an amenable number.

40200241 is a deficient number, since it is larger than the sum of its proper divisors (1086531).

40200241 is a wasteful number, since it uses less digits than its factorization.

40200241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086530.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 40200241 is about 6340.3659988994. The cubic root of 40200241 is about 342.5649185200.

Adding to 40200241 its reverse (14200204), we get a palindrome (54400445).

It can be divided in two parts, 4020024 and 1, that added together give a square (4020025 = 20052).

The spelling of 40200241 in words is "forty million, two hundred thousand, two hundred forty-one".

Divisors: 1 37 1086493 40200241