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2313404311 = 18011284511
BaseRepresentation
bin1000100111100011…
…1011111110010111
312222020002010010011
42021320323332113
514214212414221
61021320141051
7111220416661
oct21170737627
95866063104
102313404311
11a87946999
12546907787
132ab3893ba
1417d35b531
15d816d1e1
hex89e3bf97

2313404311 has 4 divisors (see below), whose sum is σ = 2314690624. Its totient is φ = 2312118000.

The previous prime is 2313404297. The next prime is 2313404339. The reversal of 2313404311 is 1134043132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2313404311 - 25 = 2313404279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313408311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 640455 + ... + 644056.

It is an arithmetic number, because the mean of its divisors is an integer number (578672656).

Almost surely, 22313404311 is an apocalyptic number.

2313404311 is a deficient number, since it is larger than the sum of its proper divisors (1286313).

2313404311 is a wasteful number, since it uses less digits than its factorization.

2313404311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286312.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2313404311 is about 48097.8618131825. The cubic root of 2313404311 is about 1322.5654711531.

Adding to 2313404311 its reverse (1134043132), we get a palindrome (3447447443).

It can be divided in two parts, 2 and 313404311, that added together give a palindrome (313404313).

The spelling of 2313404311 in words is "two billion, three hundred thirteen million, four hundred four thousand, three hundred eleven".

Divisors: 1 1801 1284511 2313404311