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40040341 = 113640031
BaseRepresentation
bin1001100010111…
…1011110010101
32210100021000121
42120233132111
540222242331
63550111541
7664223455
oct230573625
983307017
1040040341
11206689a0
12114ab5b1
1383ac013
145463d65
1537adc11
hex262f795

40040341 has 4 divisors (see below), whose sum is σ = 43680384. Its totient is φ = 36400300.

The previous prime is 40040293. The next prime is 40040393. The reversal of 40040341 is 14304004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40040341 - 215 = 40007573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40040041) 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, 1820005 + ... + 1820026.

It is an arithmetic number, because the mean of its divisors is an integer number (10920096).

Almost surely, 240040341 is an apocalyptic number.

It is an amenable number.

40040341 is a deficient number, since it is larger than the sum of its proper divisors (3640043).

40040341 is a wasteful number, since it uses less digits than its factorization.

40040341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640042.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 40040341 is about 6327.7437527131. The cubic root of 40040341 is about 342.1101209396.

Adding to 40040341 its reverse (14304004), we get a palindrome (54344345).

The spelling of 40040341 in words is "forty million, forty thousand, three hundred forty-one".

Divisors: 1 11 3640031 40040341