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6500555068 = 2271132054537
BaseRepresentation
bin1100000110111011…
…01001100100111100
3121210000221102010211
412003131221210330
5101303120230233
62553013242204
7320042543410
oct60335514474
917700842124
106500555068
112836437267
121315033364
137c79b66b7
144594aad40
15280a605cd
hex18376993c

6500555068 has 24 divisors (see below), whose sum is σ = 13116170592. Its totient is φ = 2761296384.

The previous prime is 6500555029. The next prime is 6500555069. The reversal of 6500555068 is 8605550056.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6500555068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6500555069) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1024105 + ... + 1030432.

It is an arithmetic number, because the mean of its divisors is an integer number (546507108).

Almost surely, 26500555068 is an apocalyptic number.

It is an amenable number.

6500555068 is an abundant number, since it is smaller than the sum of its proper divisors (6615615524).

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

6500555068 is a wasteful number, since it uses less digits than its factorization.

6500555068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054661 (or 2054659 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

The square root of 6500555068 is about 80626.0197951009. The cubic root of 6500555068 is about 1866.3086999094.

The spelling of 6500555068 in words is "six billion, five hundred million, five hundred fifty-five thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 113 226 452 791 1582 3164 2054537 4109074 8218148 14381759 28763518 57527036 232162681 464325362 928650724 1625138767 3250277534 6500555068