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40340351301 = 313446783767
BaseRepresentation
bin100101100100011110…
…001110100101000101
310212010101111011201020
4211210132032211011
51130104112220201
630310533421353
72625446220435
oct454436164505
9125111434636
1040340351301
1116121093008
127999a9a859
133a5b73aa73
141d498862c5
1510b1816a36
hex96478e945

40340351301 has 4 divisors (see below), whose sum is σ = 53787135072. Its totient is φ = 26893567532.

The previous prime is 40340351299. The next prime is 40340351323. The reversal of 40340351301 is 10315304304.

It is a happy number.

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 40340351301 - 21 = 40340351299 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40340361301) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6723391881 + ... + 6723391886.

It is an arithmetic number, because the mean of its divisors is an integer number (13446783768).

Almost surely, 240340351301 is an apocalyptic number.

It is an amenable number.

40340351301 is a deficient number, since it is larger than the sum of its proper divisors (13446783771).

40340351301 is a wasteful number, since it uses less digits than its factorization.

40340351301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13446783770.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 40340351301 its reverse (10315304304), we get a palindrome (50655655605).

The spelling of 40340351301 in words is "forty billion, three hundred forty million, three hundred fifty-one thousand, three hundred one".

Divisors: 1 3 13446783767 40340351301