Base | Representation |
---|---|
bin | 10110100111001… |
… | …110000111111011 |
3 | 222102212111211020 |
4 | 112213032013323 |
5 | 1234110131334 |
6 | 101351233523 |
7 | 12254451531 |
oct | 2647160773 |
9 | 872774736 |
10 | 379380219 |
11 | 185171a79 |
12 | a70788a3 |
13 | 607a204a |
14 | 38558151 |
15 | 2348de49 |
hex | 169ce1fb |
379380219 has 8 divisors (see below), whose sum is σ = 506856000. Its totient is φ = 252412296.
The previous prime is 379380191. The next prime is 379380227. The reversal of 379380219 is 912083973.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 379380219 - 25 = 379380187 is a prime.
It is a super-2 number, since 2×3793802192 = 287858701136975922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (379380229) 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, 125217 + ... + 128210.
It is an arithmetic number, because the mean of its divisors is an integer number (63357000).
Almost surely, 2379380219 is an apocalyptic number.
379380219 is a deficient number, since it is larger than the sum of its proper divisors (127475781).
379380219 is a wasteful number, since it uses less digits than its factorization.
379380219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 253929.
The product of its (nonzero) digits is 81648, while the sum is 42.
The square root of 379380219 is about 19477.6851550691. The cubic root of 379380219 is about 723.9216431535.
The spelling of 379380219 in words is "three hundred seventy-nine million, three hundred eighty thousand, two hundred nineteen".
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