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201312414 = 23211184023
BaseRepresentation
bin10111111111111…
…00100010011110
3112000210201201100
423333330202132
5403013444124
631550453530
74663061442
oct1377744236
9460721640
10201312414
11a36a9aa6
12575042a6
1332926794
141ca44822
1512a181c9
hexbffc89e

201312414 has 12 divisors (see below), whose sum is σ = 436176936. Its totient is φ = 67104132.

The previous prime is 201312413. The next prime is 201312431. The reversal of 201312414 is 414213102.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11184023 = 201312414 / (2 + 0 + 1 + 3 + 1 + 2 + 4 + 1 + 4).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201312413) 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 5 ways as a sum of consecutive naturals, for example, 5591994 + ... + 5592029.

It is an arithmetic number, because the mean of its divisors is an integer number (36348078).

Almost surely, 2201312414 is an apocalyptic number.

201312414 is an abundant number, since it is smaller than the sum of its proper divisors (234864522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201312414 is a wasteful number, since it uses less digits than its factorization.

201312414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11184031 (or 11184028 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 201312414 is about 14188.4605930312. The cubic root of 201312414 is about 586.0799337276.

Adding to 201312414 its reverse (414213102), we get a palindrome (615525516).

The spelling of 201312414 in words is "two hundred one million, three hundred twelve thousand, four hundred fourteen".

Divisors: 1 2 3 6 9 18 11184023 22368046 33552069 67104138 100656207 201312414