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13489453358 = 26744726679
BaseRepresentation
bin11001001000000100…
…01011100100101110
31021211002210020020122
430210002023210232
5210111300001413
610110313444542
7655165314233
oct144402134456
937732706218
1013489453358
1157a2498a67
122745710752
13136c903484
1491d77778a
1553e3d5108
hex32408b92e

13489453358 has 4 divisors (see below), whose sum is σ = 20234180040. Its totient is φ = 6744726678.

The previous prime is 13489453339. The next prime is 13489453363. The reversal of 13489453358 is 85335498431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3372363338 + ... + 3372363341.

It is an arithmetic number, because the mean of its divisors is an integer number (5058545010).

Almost surely, 213489453358 is an apocalyptic number.

13489453358 is a deficient number, since it is larger than the sum of its proper divisors (6744726682).

13489453358 is an equidigital number, since it uses as much as digits as its factorization.

13489453358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744726681.

The product of its digits is 6220800, while the sum is 53.

The spelling of 13489453358 in words is "thirteen billion, four hundred eighty-nine million, four hundred fifty-three thousand, three hundred fifty-eight".

Divisors: 1 2 6744726679 13489453358