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13331530103 = 63612095823
BaseRepresentation
bin11000110101001111…
…10000000101110111
31021102002121220021012
430122213300011313
5204300332430403
610042512542435
7651240064463
oct143247600567
937362556235
1013331530103
115721334981
122700851a1b
131345c8c068
149067c94a3
155305dced8
hex31a9f0177

13331530103 has 4 divisors (see below), whose sum is σ = 13333632288. Its totient is φ = 13329427920.

The previous prime is 13331530099. The next prime is 13331530127. The reversal of 13331530103 is 30103513331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30103513331 = 38273786547.

It is a cyclic number.

It is not a de Polignac number, because 13331530103 - 22 = 13331530099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13331530133) 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, 1041551 + ... + 1054272.

It is an arithmetic number, because the mean of its divisors is an integer number (3333408072).

Almost surely, 213331530103 is an apocalyptic number.

13331530103 is a deficient number, since it is larger than the sum of its proper divisors (2102185).

13331530103 is an equidigital number, since it uses as much as digits as its factorization.

13331530103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102184.

The product of its (nonzero) digits is 1215, while the sum is 23.

The spelling of 13331530103 in words is "thirteen billion, three hundred thirty-one million, five hundred thirty thousand, one hundred three".

Divisors: 1 6361 2095823 13331530103