Search a number
-
+
108828947027712 = 28317198312374273
BaseRepresentation
bin11000101111101010110110…
…101110101001011100000000
3112021022221112102210001002010
4120233222312232221130000
5103231023140414341322
61023243154510252520
731631426521504362
oct3057526656513400
9467287472701063
10108828947027712
11317491084834aa
12102579421b7140
1348956aab85422
141cc34c6084d32
15c8ad55ea920c
hex62fab6ba9700

108828947027712 has 576 divisors, whose sum is σ = 327052776798720. Its totient is φ = 31922435653632.

The previous prime is 108828947027701. The next prime is 108828947027747. The reversal of 108828947027712 is 217720749828801.

108828947027712 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1088289470277122 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25468976808 + ... + 25468981080.

It is an arithmetic number, because the mean of its divisors is an integer number (567799959720).

Almost surely, 2108828947027712 is an apocalyptic number.

108828947027712 is a gapful number since it is divisible by the number (12) 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 108828947027712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163526388399360).

108828947027712 is an abundant number, since it is smaller than the sum of its proper divisors (218223829771008).

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

108828947027712 is a wasteful number, since it uses less digits than its factorization.

108828947027712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5648 (or 5634 counting only the distinct ones).

The product of its (nonzero) digits is 50577408, while the sum is 66.

The spelling of 108828947027712 in words is "one hundred eight trillion, eight hundred twenty-eight billion, nine hundred forty-seven million, twenty-seven thousand, seven hundred twelve".