Base | Representation |
---|---|
bin | 10011111100001010… |
… | …01011100011111000 |
3 | 1000122001202121200021 |
4 | 21332011023203320 |
5 | 133411014100010 |
6 | 4530134020224 |
7 | 526166612263 |
oct | 117605134370 |
9 | 30561677607 |
10 | 10705221880 |
11 | 45a3900711 |
12 | 20a91a7674 |
13 | 1017b37622 |
14 | 737a99cda |
15 | 429c628da |
hex | 27e14b8f8 |
10705221880 has 32 divisors (see below), whose sum is σ = 24116090400. Its totient is φ = 4276872576.
The previous prime is 10705221871. The next prime is 10705221937. The reversal of 10705221880 is 8812250701.
It is a super-2 number, since 2×107052218802 (a number of 21 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 7 ways as a sum of consecutive naturals, for example, 129675 + ... + 195514.
It is an arithmetic number, because the mean of its divisors is an integer number (753627825).
Almost surely, 210705221880 is an apocalyptic number.
10705221880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10705221880 is an abundant number, since it is smaller than the sum of its proper divisors (13410868520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10705221880 is a wasteful number, since it uses less digits than its factorization.
10705221880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326023 (or 326019 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 34.
The spelling of 10705221880 in words is "ten billion, seven hundred five million, two hundred twenty-one thousand, eight hundred eighty".
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