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536680749 = 31116263053
BaseRepresentation
bin11111111111010…
…001100100101101
31101101212012120210
4133333101210231
52044342240444
6125130533033
716204465623
oct3777214455
91341765523
10536680749
11255a40210
1212b897179
1387258b97
14513c3513
15321b17b9
hex1ffd192d

536680749 has 8 divisors (see below), whose sum is σ = 780626592. Its totient is φ = 325261040.

The previous prime is 536680717. The next prime is 536680801. The reversal of 536680749 is 947086635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 536680749 - 25 = 536680717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 536680698 and 536680707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536681749) by changing a digit.

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, 8131494 + ... + 8131559.

It is an arithmetic number, because the mean of its divisors is an integer number (97578324).

Almost surely, 2536680749 is an apocalyptic number.

It is an amenable number.

536680749 is a deficient number, since it is larger than the sum of its proper divisors (243945843).

536680749 is a wasteful number, since it uses less digits than its factorization.

536680749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16263067.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 536680749 is about 23166.3710796491. The cubic root of 536680749 is about 812.6533669935.

The spelling of 536680749 in words is "five hundred thirty-six million, six hundred eighty thousand, seven hundred forty-nine".

Divisors: 1 3 11 33 16263053 48789159 178893583 536680749