Base | Representation |
---|---|
bin | 1010101111111110100111… |
… | …0100101111100011000100 |
3 | 1112211220212202211012210222 |
4 | 2223333221310233203010 |
5 | 3022122041223330433 |
6 | 41045425224403512 |
7 | 2326631126632160 |
oct | 253775164574304 |
9 | 45756782735728 |
10 | 11819377948868 |
11 | 384762a7a3486 |
12 | 13aa811916598 |
13 | 679740c2b859 |
14 | 2cc0bd339ca0 |
15 | 1576b0ce0b98 |
hex | abfe9d2f8c4 |
11819377948868 has 96 divisors (see below), whose sum is σ = 25655174012160. Its totient is φ = 4648400547840.
The previous prime is 11819377948841. The next prime is 11819377948921. The reversal of 11819377948868 is 86884977391811.
It is a junction number, because it is equal to n+sod(n) for n = 11819377948792 and 11819377948801.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32390771 + ... + 32753637.
It is an arithmetic number, because the mean of its divisors is an integer number (267241395960).
Almost surely, 211819377948868 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11819377948868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12827587006080).
11819377948868 is an abundant number, since it is smaller than the sum of its proper divisors (13835796063292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11819377948868 is a wasteful number, since it uses less digits than its factorization.
11819377948868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364605 (or 364603 counting only the distinct ones).
The product of its digits is 1170505728, while the sum is 80.
The spelling of 11819377948868 in words is "eleven trillion, eight hundred nineteen billion, three hundred seventy-seven million, nine hundred forty-eight thousand, eight hundred sixty-eight".
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