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6138801260 = 2254143174101
BaseRepresentation
bin1011011011110011…
…01010110001101100
3120211211020102012122
411231321222301230
5100033013120020
62453051452112
7305060643524
oct55571526154
916754212178
106138801260
112670214279
121233a57038
1376aa765a7
14423420684
1525de04125
hex16de6ac6c

6138801260 has 48 divisors (see below), whose sum is σ = 13513100832. Its totient is φ = 2339904000.

The previous prime is 6138801259. The next prime is 6138801281. The reversal of 6138801260 is 621088316.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6138801260.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 51791 + ... + 122310.

It is an arithmetic number, because the mean of its divisors is an integer number (281522934).

Almost surely, 26138801260 is an apocalyptic number.

It is an amenable number.

6138801260 is an abundant number, since it is smaller than the sum of its proper divisors (7374299572).

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

6138801260 is a wasteful number, since it uses less digits than its factorization.

6138801260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174194 (or 174192 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 6138801260 is about 78350.5026148524. The cubic root of 6138801260 is about 1831.0260562269.

Adding to 6138801260 its reverse (621088316), we get a palindrome (6759889576).

The spelling of 6138801260 in words is "six billion, one hundred thirty-eight million, eight hundred one thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 41 43 82 86 164 172 205 215 410 430 820 860 1763 3526 7052 8815 17630 35260 174101 348202 696404 870505 1741010 3482020 7138141 7486343 14276282 14972686 28552564 29945372 35690705 37431715 71381410 74863430 142762820 149726860 306940063 613880126 1227760252 1534700315 3069400630 6138801260