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13145411203 = 30751678287
BaseRepresentation
bin11000011111000011…
…10000111010000011
31020221010102002010121
430033201300322003
5203410211124303
610012223441111
7643520103001
oct141741607203
936833362117
1013145411203
115636273001
12266a456197
131316555032
148c9bbba71
1551e0c69bd
hex30f870e83

13145411203 has 8 divisors (see below), whose sum is σ = 13192374272. Its totient is φ = 13098475656.

The previous prime is 13145411141. The next prime is 13145411207. The reversal of 13145411203 is 30211454131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13145411203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13145411207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1582126 + ... + 1590412.

It is an arithmetic number, because the mean of its divisors is an integer number (1649046784).

Almost surely, 213145411203 is an apocalyptic number.

13145411203 is a deficient number, since it is larger than the sum of its proper divisors (46963069).

13145411203 is an equidigital number, since it uses as much as digits as its factorization.

13145411203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13761.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 13145411203 its reverse (30211454131), we get a palindrome (43356865334).

The spelling of 13145411203 in words is "thirteen billion, one hundred forty-five million, four hundred eleven thousand, two hundred three".

Divisors: 1 307 5167 8287 1586269 2544109 42818929 13145411203