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103056050105 = 550214105001
BaseRepresentation
bin101111111111010011…
…1101000011110111001
3100212000011010202212122
41133332213220132321
53142024322100410
6115202052451025
710305552654401
oct1377647503671
9325004122778
10103056050105
113a7844a9848
1217b81319a75
1399449ba108
144db8c97801
152a326a0e55
hex17fe9e87b9

103056050105 has 8 divisors (see below), whose sum is σ = 123691920264. Its totient is φ = 82428400000.

The previous prime is 103056050057. The next prime is 103056050137. The reversal of 103056050105 is 501050650301.

It can be written as a sum of positive squares in 4 ways, for example, as 36014930176 + 67041119929 = 189776^2 + 258923^2 .

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

It is not a de Polignac number, because 103056050105 - 234 = 85876180921 is a prime.

It is a super-2 number, since 2×1030560501052 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2027396 + ... + 2077605.

It is an arithmetic number, because the mean of its divisors is an integer number (15461490033).

Almost surely, 2103056050105 is an apocalyptic number.

It is an amenable number.

103056050105 is a deficient number, since it is larger than the sum of its proper divisors (20635870159).

103056050105 is an equidigital number, since it uses as much as digits as its factorization.

103056050105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4110027.

The product of its (nonzero) digits is 2250, while the sum is 26.

The spelling of 103056050105 in words is "one hundred three billion, fifty-six million, fifty thousand, one hundred five".

Divisors: 1 5 5021 25105 4105001 20525005 20611210021 103056050105