Base | Representation |
---|---|
bin | 10110101011000… |
… | …010000100110001 |
3 | 222111202021111110 |
4 | 112223002010301 |
5 | 1234334120231 |
6 | 101424503533 |
7 | 12266112651 |
oct | 2653020461 |
9 | 874667443 |
10 | 380379441 |
11 | 185794782 |
12 | a747aba9 |
13 | 60a61ac0 |
14 | 38738361 |
15 | 235da046 |
hex | 16ac2131 |
380379441 has 8 divisors (see below), whose sum is σ = 546185920. Its totient is φ = 234079632.
The previous prime is 380379409. The next prime is 380379479. The reversal of 380379441 is 144973083.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 380379441 - 25 = 380379409 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 9753319 = 380379441 / (3 + 8 + 0 + 3 + 7 + 9 + 4 + 4 + 1).
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 380379441.
It is not an unprimeable number, because it can be changed into a prime (380379401) 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, 4876621 + ... + 4876698.
It is an arithmetic number, because the mean of its divisors is an integer number (68273240).
Almost surely, 2380379441 is an apocalyptic number.
It is an amenable number.
380379441 is a deficient number, since it is larger than the sum of its proper divisors (165806479).
380379441 is a wasteful number, since it uses less digits than its factorization.
380379441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9753335.
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 380379441 is about 19503.3187175927. The cubic root of 380379441 is about 724.5566475251.
The spelling of 380379441 in words is "three hundred eighty million, three hundred seventy-nine thousand, four hundred forty-one".
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