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13120306062 = 239887221171
BaseRepresentation
bin11000011100000011…
…11111101110001110
31020212101011121100120
430032001333232032
5203332244243222
610005525405410
7643063522113
oct141601775616
936771147316
1013120306062
115623086156
122661b69866
1313112a5016
148c672490a
1551bcb815c
hex30e07fb8e

13120306062 has 16 divisors (see below), whose sum is σ = 26243384832. Its totient is φ = 4372973240.

The previous prime is 13120306057. The next prime is 13120306109. The reversal of 13120306062 is 26060302131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51264 + ... + 169907.

It is an arithmetic number, because the mean of its divisors is an integer number (1640211552).

Almost surely, 213120306062 is an apocalyptic number.

13120306062 is an abundant number, since it is smaller than the sum of its proper divisors (13123078770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13120306062 is a wasteful number, since it uses less digits than its factorization.

13120306062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231063.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 13120306062 its reverse (26060302131), we get a palindrome (39180608193).

The spelling of 13120306062 in words is "thirteen billion, one hundred twenty million, three hundred six thousand, sixty-two".

Divisors: 1 2 3 6 9887 19774 29661 59322 221171 442342 663513 1327026 2186717677 4373435354 6560153031 13120306062