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4312323553 = 15727467029
BaseRepresentation
bin1000000010000100…
…01101010111100001
3102010112101201211011
410001002031113201
532312423323203
61551524020521
7211602100606
oct40102152741
912115351734
104312323553
11191321556a
12a04231741
13539545855
142cca146ad
151a38ba76d
hex10108d5e1

4312323553 has 4 divisors (see below), whose sum is σ = 4339790740. Its totient is φ = 4284856368.

The previous prime is 4312323539. The next prime is 4312323559. The reversal of 4312323553 is 3553232134.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2561068449 + 1751255104 = 50607^2 + 41848^2 .

It is a cyclic number.

It is not a de Polignac number, because 4312323553 - 213 = 4312315361 is a prime.

It is a super-2 number, since 2×43123235532 = 37192268851517087618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4312323559) 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, 13733358 + ... + 13733671.

It is an arithmetic number, because the mean of its divisors is an integer number (1084947685).

Almost surely, 24312323553 is an apocalyptic number.

It is an amenable number.

4312323553 is a deficient number, since it is larger than the sum of its proper divisors (27467187).

4312323553 is a wasteful number, since it uses less digits than its factorization.

4312323553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27467186.

The product of its digits is 32400, while the sum is 31.

The square root of 4312323553 is about 65668.2842245783. The cubic root of 4312323553 is about 1627.6853182275.

Adding to 4312323553 its reverse (3553232134), we get a palindrome (7865555687).

The spelling of 4312323553 in words is "four billion, three hundred twelve million, three hundred twenty-three thousand, five hundred fifty-three".

Divisors: 1 157 27467029 4312323553