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13252061432 = 232372022073
BaseRepresentation
bin11000101011110001…
…00110100011111000
31021012120002110202002
430111320212203320
5204120011431212
610030553400132
7646253443421
oct142570464370
937176073662
1013252061432
115690496995
12269a109048
13133268678c
148da020648
15528641ac2
hex315e268f8

13252061432 has 16 divisors (see below), whose sum is σ = 25927946640. Its totient is φ = 6337942336.

The previous prime is 13252061411. The next prime is 13252061479. The reversal of 13252061432 is 23416025231.

It is a happy number.

13252061432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13252061395 and 13252061404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36010853 + ... + 36011220.

It is an arithmetic number, because the mean of its divisors is an integer number (1620496665).

Almost surely, 213252061432 is an apocalyptic number.

It is an amenable number.

13252061432 is a deficient number, since it is larger than the sum of its proper divisors (12675885208).

13252061432 is a wasteful number, since it uses less digits than its factorization.

13252061432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72022102 (or 72022098 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 13252061432 its reverse (23416025231), we get a palindrome (36668086663).

The spelling of 13252061432 in words is "thirteen billion, two hundred fifty-two million, sixty-one thousand, four hundred thirty-two".

Divisors: 1 2 4 8 23 46 92 184 72022073 144044146 288088292 576176584 1656507679 3313015358 6626030716 13252061432