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6605134030 = 2511416721859
BaseRepresentation
bin1100010011011001…
…00101100011001110
3122001022201120111201
412021230211203032
5102011403242110
63011230540114
7322452466345
oct61154454316
918038646451
106605134030
11288a475a60
12134406763a
13813571441
14469330b5c
15289d1bb3a
hex189b258ce

6605134030 has 64 divisors (see below), whose sum is σ = 13485346560. Its totient is φ = 2308204800.

The previous prime is 6605133991. The next prime is 6605134033. The reversal of 6605134030 is 304315066.

It is a self number, because there is not a number n which added to its sum of digits gives 6605134030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6605134033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291241 + ... + 313099.

It is an arithmetic number, because the mean of its divisors is an integer number (210708540).

Almost surely, 26605134030 is an apocalyptic number.

6605134030 is an abundant number, since it is smaller than the sum of its proper divisors (6880212530).

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

6605134030 is a wasteful number, since it uses less digits than its factorization.

6605134030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21985.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 6605134030 is about 81271.9756742753. The cubic root of 6605134030 is about 1876.2637079793.

Adding to 6605134030 its reverse (304315066), we get a palindrome (6909449096).

The spelling of 6605134030 in words is "six billion, six hundred five million, one hundred thirty-four thousand, thirty".

Divisors: 1 2 5 10 11 22 41 55 67 82 110 134 205 335 410 451 670 737 902 1474 2255 2747 3685 4510 5494 7370 13735 21859 27470 30217 43718 60434 109295 151085 218590 240449 302170 480898 896219 1202245 1464553 1792438 2404490 2929106 4481095 7322765 8962190 9858409 14645530 16110083 19716818 32220166 49292045 60046673 80550415 98584090 120093346 161100830 300233365 600466730 660513403 1321026806 3302567015 6605134030