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102313432321 = 436193843913
BaseRepresentation
bin101111101001001011…
…0110001010100000001
3100210002101202212210021
41133102112301110001
53134014214313241
6115000243533441
710251264553102
oct1372226612401
9323071685707
10102313432321
113a4332a1041
12179b468a281
139856ba87c9
144d483c83a9
1529dc3b10d1
hex17d25b1501

102313432321 has 8 divisors (see below), whose sum is σ = 104861973920. Its totient is φ = 99772579872.

The previous prime is 102313432297. The next prime is 102313432357. The reversal of 102313432321 is 123234313201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102313432321 - 29 = 102313431809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102313430321) 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 7 ways as a sum of consecutive naturals, for example, 1895340 + ... + 1948573.

It is an arithmetic number, because the mean of its divisors is an integer number (13107746740).

Almost surely, 2102313432321 is an apocalyptic number.

It is an amenable number.

102313432321 is a deficient number, since it is larger than the sum of its proper divisors (2548541599).

102313432321 is an equidigital number, since it uses as much as digits as its factorization.

102313432321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3844575.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 102313432321 its reverse (123234313201), we get a palindrome (225547745522).

The spelling of 102313432321 in words is "one hundred two billion, three hundred thirteen million, four hundred thirty-two thousand, three hundred twenty-one".

Divisors: 1 43 619 26617 3843913 165288259 2379382147 102313432321