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103230103313 = 118057874409
BaseRepresentation
bin110000000100011111…
…1100101111100010001
3100212110021122120222202
41200020333211330101
53142403401301223
6115231231212545
710313065254221
oct1401077457421
9325407576882
10103230103313
113a86377a577
121800b677155
139971a8b28c
144dd4044081
152a42ad2428
hex1808fe5f11

103230103313 has 4 divisors (see below), whose sum is σ = 103231095780. Its totient is φ = 103229110848.

The previous prime is 103230103309. The next prime is 103230103321. The reversal of 103230103313 is 313301032301.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 94957655104 + 8272448209 = 308152^2 + 90953^2 .

It is a cyclic number.

It is not a de Polignac number, because 103230103313 - 22 = 103230103309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103230103343) 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, 319148 + ... + 555261.

It is an arithmetic number, because the mean of its divisors is an integer number (25807773945).

Almost surely, 2103230103313 is an apocalyptic number.

It is an amenable number.

103230103313 is a deficient number, since it is larger than the sum of its proper divisors (992467).

103230103313 is an equidigital number, since it uses as much as digits as its factorization.

103230103313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992466.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 103230103313 its reverse (313301032301), we get a palindrome (416531135614).

The spelling of 103230103313 in words is "one hundred three billion, two hundred thirty million, one hundred three thousand, three hundred thirteen".

Divisors: 1 118057 874409 103230103313