Base | Representation |
---|---|
bin | 10110101010010… |
… | …001001010101100 |
3 | 222111101002201000 |
4 | 112222101022230 |
5 | 1234311212431 |
6 | 101420320300 |
7 | 12264316632 |
oct | 2652211254 |
9 | 874332630 |
10 | 380179116 |
11 | 185668219 |
12 | a73a3090 |
13 | 609c1875 |
14 | 386c5352 |
15 | 2359a9e6 |
hex | 16a912ac |
380179116 has 48 divisors (see below), whose sum is σ = 987033600. Its totient is φ = 126548496.
The previous prime is 380179103. The next prime is 380179117. The reversal of 380179116 is 611971083.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (380179117) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 91165 + ... + 95243.
It is an arithmetic number, because the mean of its divisors is an integer number (20563200).
Almost surely, 2380179116 is an apocalyptic number.
380179116 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
380179116 is an abundant number, since it is smaller than the sum of its proper divisors (606854484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380179116 is a wasteful number, since it uses less digits than its factorization.
380179116 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4955 (or 4947 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 36.
The square root of 380179116 is about 19498.1823768268. The cubic root of 380179116 is about 724.4294304338.
The spelling of 380179116 in words is "three hundred eighty million, one hundred seventy-nine thousand, one hundred sixteen".
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