Base | Representation |
---|---|
bin | 110000111010101001… |
… | …1111101111100001100 |
3 | 101001010221012000012012 |
4 | 1201311103331330030 |
5 | 3210114112240240 |
6 | 120131430000352 |
7 | 10406113013141 |
oct | 1416523757414 |
9 | 331127160165 |
10 | 105047383820 |
11 | 40606567295 |
12 | 184381a60b8 |
13 | 9ba141b9a2 |
14 | 51275383c8 |
15 | 2aec400b65 |
hex | 18754fdf0c |
105047383820 has 24 divisors (see below), whose sum is σ = 228206386800. Its totient is φ = 40570023872.
The previous prime is 105047383817. The next prime is 105047383829. The reversal of 105047383820 is 28383740501.
It is a super-2 number, since 2×1050473838202 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105047383829) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90557510 + ... + 90558669.
It is an arithmetic number, because the mean of its divisors is an integer number (9508599450).
Almost surely, 2105047383820 is an apocalyptic number.
105047383820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
105047383820 is an abundant number, since it is smaller than the sum of its proper divisors (123159002980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105047383820 is a wasteful number, since it uses less digits than its factorization.
105047383820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181116217 (or 181116215 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 41.
The spelling of 105047383820 in words is "one hundred five billion, forty-seven million, three hundred eighty-three thousand, eight hundred twenty".
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