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331112301 = 31323369133
BaseRepresentation
bin10011101111000…
…101111101101101
3212002001020200120
4103233011331231
51134231043201
652504515153
711130256662
oct2357057555
9762036616
10331112301
1115a9a4633
1292a7bab9
13537a2150
1431d91a69
151e107536
hex13bc5f6d

331112301 has 16 divisors (see below), whose sum is σ = 496116096. Its totient is φ = 194901696.

The previous prime is 331112293. The next prime is 331112303. The reversal of 331112301 is 103211133.

It is not a de Polignac number, because 331112301 - 23 = 331112293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331112303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183670 + ... + 185463.

It is an arithmetic number, because the mean of its divisors is an integer number (31007256).

Almost surely, 2331112301 is an apocalyptic number.

It is an amenable number.

331112301 is a deficient number, since it is larger than the sum of its proper divisors (165003795).

331112301 is a wasteful number, since it uses less digits than its factorization.

331112301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369172.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 331112301 is about 18196.4914475291. The cubic root of 331112301 is about 691.8178634835.

Adding to 331112301 its reverse (103211133), we get a palindrome (434323434).

The spelling of 331112301 in words is "three hundred thirty-one million, one hundred twelve thousand, three hundred one".

Divisors: 1 3 13 23 39 69 299 897 369133 1107399 4798729 8490059 14396187 25470177 110370767 331112301