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31300341 = 310433447
BaseRepresentation
bin111011101100…
…1101011110101
32011220012222220
41313121223311
531003102331
63034512553
7530022432
oct167315365
964805886
1031300341
1116739456
12a595759
13663bb17
14422ab89
152b34296
hex1dd9af5

31300341 has 4 divisors (see below), whose sum is σ = 41733792. Its totient is φ = 20866892.

The previous prime is 31300327. The next prime is 31300397. The reversal of 31300341 is 14300313.

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 31300341 - 214 = 31283957 is a prime.

It is a super-2 number, since 2×313003412 = 1959422693432562, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 31300341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31300301) 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, 5216721 + ... + 5216726.

It is an arithmetic number, because the mean of its divisors is an integer number (10433448).

Almost surely, 231300341 is an apocalyptic number.

It is an amenable number.

31300341 is a deficient number, since it is larger than the sum of its proper divisors (10433451).

31300341 is a wasteful number, since it uses less digits than its factorization.

31300341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10433450.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 31300341 is about 5594.6707677932. The cubic root of 31300341 is about 315.1493068958.

Adding to 31300341 its reverse (14300313), we get a palindrome (45600654).

The spelling of 31300341 in words is "thirty-one million, three hundred thousand, three hundred forty-one".

Divisors: 1 3 10433447 31300341