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4313220493 = 4639315811
BaseRepresentation
bin1000000010001011…
…01000010110001101
3102010121002022012011
410001011220112031
532313141023433
61551555141221
7211612524601
oct40105502615
912117068164
104313220493
11191377843a
12a045a4811
1353979ab9a
142ccba9501
151a39e63cd
hex10116858d

4313220493 has 4 divisors (see below), whose sum is σ = 4322536768. Its totient is φ = 4303904220.

The previous prime is 4313220469. The next prime is 4313220511. The reversal of 4313220493 is 3940223134.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3940223134 = 21970111567.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4313220493 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 (4313229493) 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, 4657443 + ... + 4658368.

It is an arithmetic number, because the mean of its divisors is an integer number (1080634192).

Almost surely, 24313220493 is an apocalyptic number.

It is an amenable number.

4313220493 is a deficient number, since it is larger than the sum of its proper divisors (9316275).

4313220493 is an equidigital number, since it uses as much as digits as its factorization.

4313220493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9316274.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 4313220493 is about 65675.1131936596. The cubic root of 4313220493 is about 1627.7981603216.

The spelling of 4313220493 in words is "four billion, three hundred thirteen million, two hundred twenty thousand, four hundred ninety-three".

Divisors: 1 463 9315811 4313220493