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6600135157 = 711611405181
BaseRepresentation
bin1100010010110011…
…00001000111110101
3122000222022121100021
412021121201013311
5102004113311112
63010531445141
7322362136360
oct61131410765
918028277307
106600135157
112887671260
1213424567b1
13812511025
144687cd0d7
15289680907
hex1896611f5

6600135157 has 16 divisors (see below), whose sum is σ = 8363643264. Its totient is φ = 5058648000.

The previous prime is 6600135151. The next prime is 6600135167. The reversal of 6600135157 is 7515310066.

It is a de Polignac number, because none of the positive numbers 2k-6600135157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6600135151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 697894 + ... + 707287.

It is an arithmetic number, because the mean of its divisors is an integer number (522727704).

Almost surely, 26600135157 is an apocalyptic number.

It is an amenable number.

6600135157 is a deficient number, since it is larger than the sum of its proper divisors (1763508107).

6600135157 is a wasteful number, since it uses less digits than its factorization.

6600135157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405260.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 6600135157 is about 81241.2158759333. The cubic root of 6600135157 is about 1875.7902595448.

The spelling of 6600135157 in words is "six billion, six hundred million, one hundred thirty-five thousand, one hundred fifty-seven".

Divisors: 1 7 11 61 77 427 671 4697 1405181 9836267 15456991 85716041 108198937 600012287 942876451 6600135157