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53131441304 = 236641430163
BaseRepresentation
bin110001011110111000…
…010111010010011000
312002010211011212112102
4301132320113102120
51332303122110204
640224103102532
73560434541144
oct613670272230
9162124155472
1053131441304
112059534a277
12a369741a48
135019755a86
142800590224
1515ae74e41e
hexc5ee17498

53131441304 has 8 divisors (see below), whose sum is σ = 99621452460. Its totient is φ = 26565720648.

The previous prime is 53131441303. The next prime is 53131441313. The reversal of 53131441304 is 40314413135.

It is a happy number.

53131441304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53131441303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3320715074 + ... + 3320715089.

Almost surely, 253131441304 is an apocalyptic number.

It is an amenable number.

53131441304 is a deficient number, since it is larger than the sum of its proper divisors (46490011156).

53131441304 is a wasteful number, since it uses less digits than its factorization.

53131441304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6641430169 (or 6641430165 counting only the distinct ones).

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

Adding to 53131441304 its reverse (40314413135), we get a palindrome (93445854439).

The spelling of 53131441304 in words is "fifty-three billion, one hundred thirty-one million, four hundred forty-one thousand, three hundred four".

Divisors: 1 2 4 8 6641430163 13282860326 26565720652 53131441304