Base | Representation |
---|---|
bin | 10100010000110101… |
… | …10000010110001100 |
3 | 1001002011002122222100 |
4 | 22020122300112030 |
5 | 134234413242430 |
6 | 4555251115100 |
7 | 533403666000 |
oct | 121032602614 |
9 | 31064078870 |
10 | 10878649740 |
11 | 4682794622 |
12 | 21372a2a90 |
13 | 1044a49c6a |
14 | 752b22700 |
15 | 43a0bd960 |
hex | 2886b058c |
10878649740 has 144 divisors (see below), whose sum is σ = 38482516800. Its totient is φ = 2486534400.
The previous prime is 10878649729. The next prime is 10878649787. The reversal of 10878649740 is 4794687801.
It is a happy number.
10878649740 is a `hidden beast` number, since 108 + 7 + 8 + 6 + 497 + 40 = 666.
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 47 ways as a sum of consecutive naturals, for example, 26361 + ... + 149840.
It is an arithmetic number, because the mean of its divisors is an integer number (267239700).
Almost surely, 210878649740 is an apocalyptic number.
10878649740 is a gapful number since it is divisible by the number (10) 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 10878649740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19241258400).
10878649740 is an abundant number, since it is smaller than the sum of its proper divisors (27603867060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10878649740 is a wasteful number, since it uses less digits than its factorization.
10878649740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176237 (or 176218 counting only the distinct ones).
The product of its (nonzero) digits is 2709504, while the sum is 54.
The spelling of 10878649740 in words is "ten billion, eight hundred seventy-eight million, six hundred forty-nine thousand, seven hundred forty".
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