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13200230016 = 27333819511
BaseRepresentation
bin11000100101100101…
…11000011010000000
31021001221120011102000
430102302320122000
5204013224330031
610021502424000
7645054050421
oct142262703200
937057504360
1013200230016
115664205206
122684892000
131324a098bc
148d31ab648
15523d043e6
hex312cb8680

13200230016 has 64 divisors (see below), whose sum is σ = 38959022400. Its totient is φ = 4400075520.

The previous prime is 13200229997. The next prime is 13200230039. The reversal of 13200230016 is 61003200231.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1906300 + ... + 1913211.

It is an arithmetic number, because the mean of its divisors is an integer number (608734725).

Almost surely, 213200230016 is an apocalyptic number.

13200230016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13200230016 is an abundant number, since it is smaller than the sum of its proper divisors (25758792384).

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

13200230016 is an equidigital number, since it uses as much as digits as its factorization.

13200230016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3819534 (or 3819516 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13200230016 its reverse (61003200231), we get a palindrome (74203430247).

The spelling of 13200230016 in words is "thirteen billion, two hundred million, two hundred thirty thousand, sixteen".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 288 384 432 576 864 1152 1728 3456 3819511 7639022 11458533 15278044 22917066 30556088 34375599 45834132 61112176 68751198 91668264 103126797 122224352 137502396 183336528 206253594 244448704 275004792 366673056 412507188 488897408 550009584 733346112 825014376 1100019168 1466692224 1650028752 2200038336 3300057504 4400076672 6600115008 13200230016