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13012003220302 = 26506001610151
BaseRepresentation
bin1011110101011001011111…
…0101000110101101001110
31201001221020212200022001101
42331112113311012231032
53201142040311022202
643401344243133314
72512041366316642
oct275262765065516
951057225608041
1013012003220302
1141673a5660879
12156199167423a
137350466a9938
1432dada240c22
15178713341887
hexbd597d46b4e

13012003220302 has 4 divisors (see below), whose sum is σ = 19518004830456. Its totient is φ = 6506001610150.

The previous prime is 13012003220173. The next prime is 13012003220311. The reversal of 13012003220302 is 20302230021031.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13012003220302.

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, 3253000805074 + ... + 3253000805077.

It is an arithmetic number, because the mean of its divisors is an integer number (4879501207614).

Almost surely, 213012003220302 is an apocalyptic number.

13012003220302 is a deficient number, since it is larger than the sum of its proper divisors (6506001610154).

13012003220302 is an equidigital number, since it uses as much as digits as its factorization.

13012003220302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506001610153.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13012003220302 its reverse (20302230021031), we get a palindrome (33314233241333).

The spelling of 13012003220302 in words is "thirteen trillion, twelve billion, three million, two hundred twenty thousand, three hundred two".

Divisors: 1 2 6506001610151 13012003220302