Search a number
-
+
200876781686304 = 2531947107166913121
BaseRepresentation
bin101101101011001001000101…
…001101110100111000100000
3222100020122002022001121010110
4231223021011031310320200
5202312131122102430204
61551121304115531320
760211603624554423
oct5553110515647040
9870218068047113
10200876781686304
1159007401462439
121a6433238b9b40
1388117a368bb19
1437866b952d9ba
1518353ed035889
hexb6b245374e20

200876781686304 has 384 divisors, whose sum is σ = 572548173926400. Its totient is φ = 61463326556160.

The previous prime is 200876781686293. The next prime is 200876781686309. The reversal of 200876781686304 is 403686187678002.

It is a super-2 number, since 2×2008767816863042 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200876781686309) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15309556864 + ... + 15309569984.

It is an arithmetic number, because the mean of its divisors is an integer number (1491010869600).

Almost surely, 2200876781686304 is an apocalyptic number.

200876781686304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200876781686304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286274086963200).

200876781686304 is an abundant number, since it is smaller than the sum of its proper divisors (371671392240096).

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

200876781686304 is a wasteful number, since it uses less digits than its factorization.

200876781686304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14976 (or 14968 counting only the distinct ones).

The product of its (nonzero) digits is 130056192, while the sum is 66.

The spelling of 200876781686304 in words is "two hundred trillion, eight hundred seventy-six billion, seven hundred eighty-one million, six hundred eighty-six thousand, three hundred four".