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2313313203 = 31575239391
BaseRepresentation
bin1000100111100010…
…0101101110110011
312222012220111010210
42021320211232303
514214202010303
61021314155203
7111216560235
oct21170455663
95865814123
102313313203
11a878944a3
12546882b03
132ab356aa6
1417d336255
15d8151203
hex89e25bb3

2313313203 has 16 divisors (see below), whose sum is σ = 3110329856. Its totient is φ = 1529292960.

The previous prime is 2313313141. The next prime is 2313313243. The reversal of 2313313203 is 3023133132.

It is not a de Polignac number, because 2313313203 - 26 = 2313313139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2313313203.

It is not an unprimeable number, because it can be changed into a prime (2313313243) 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 15 ways as a sum of consecutive naturals, for example, 241638 + ... + 251028.

It is an arithmetic number, because the mean of its divisors is an integer number (194395616).

Almost surely, 22313313203 is an apocalyptic number.

2313313203 is a deficient number, since it is larger than the sum of its proper divisors (797016653).

2313313203 is a wasteful number, since it uses less digits than its factorization.

2313313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10074.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 2313313203 is about 48096.9146931485. The cubic root of 2313313203 is about 1322.5481088794.

Adding to 2313313203 its reverse (3023133132), we get a palindrome (5336446335).

The spelling of 2313313203 in words is "two billion, three hundred thirteen million, three hundred thirteen thousand, two hundred three".

Divisors: 1 3 157 471 523 1569 9391 28173 82111 246333 1474387 4423161 4911493 14734479 771104401 2313313203