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6838180852120 = 235409941706397
BaseRepresentation
bin110001110000010001101…
…0101110011000110011000
3220012201112120200112121221
41203200203111303012120
51344014043244231440
622313230015341424
71304020332126652
oct143404325630630
926181476615557
106838180852120
1121a7068902492
12925350b21874
133a7ab7526357
14198d80ca36d2
15bcd241c4d4a
hex63823573198

6838180852120 has 32 divisors (see below), whose sum is σ = 15389660862000. Its totient is φ = 2734604972928.

The previous prime is 6838180852091. The next prime is 6838180852127. The reversal of 6838180852120 is 212580818386.

It is a super-4 number, since 4×68381808521204 (a number of 52 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6838180852127) 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, 20689239 + ... + 21017158.

Almost surely, 26838180852120 is an apocalyptic number.

It is an amenable number.

6838180852120 is an abundant number, since it is smaller than the sum of its proper divisors (8551480009880).

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

6838180852120 is a wasteful number, since it uses less digits than its factorization.

6838180852120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41710507 (or 41710503 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 52.

The spelling of 6838180852120 in words is "six trillion, eight hundred thirty-eight billion, one hundred eighty million, eight hundred fifty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 4099 8198 16396 20495 32792 40990 81980 163960 41706397 83412794 166825588 208531985 333651176 417063970 834127940 1668255880 170954521303 341909042606 683818085212 854772606515 1367636170424 1709545213030 3419090426060 6838180852120