Base | Representation |
---|---|
bin | 10110101011001… |
… | …011100001001000 |
3 | 222111211020120000 |
4 | 112223023201020 |
5 | 1234341334440 |
6 | 101425403000 |
7 | 12266333505 |
oct | 2653134110 |
9 | 874736500 |
10 | 380418120 |
11 | 185810845 |
12 | a7499460 |
13 | 60a765a4 |
14 | 387484ac |
15 | 235e6730 |
hex | 16acb848 |
380418120 has 80 divisors (see below), whose sum is σ = 1278638460. Its totient is φ = 101443968.
The previous prime is 380418107. The next prime is 380418149. The reversal of 380418120 is 21814083.
380418120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 373030596 + 7387524 = 19314^2 + 2718^2 .
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
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 19 ways as a sum of consecutive naturals, for example, 55467 + ... + 61946.
Almost surely, 2380418120 is an apocalyptic number.
380418120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
380418120 is an abundant number, since it is smaller than the sum of its proper divisors (898220340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380418120 is a wasteful number, since it uses less digits than its factorization.
380418120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117436 (or 117423 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
The square root of 380418120 is about 19504.3102928558. The cubic root of 380418120 is about 724.5812056142.
The spelling of 380418120 in words is "three hundred eighty million, four hundred eighteen thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •