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380383563 = 3718113503
BaseRepresentation
bin10110101011000…
…011000101001011
3222111202111011010
4112223003011023
51234334233223
6101424535003
712266130660
oct2653030513
9874674133
10380383563
1118579788a
12a7481463
1360a63941
1438739a67
15235db393
hex16ac314b

380383563 has 8 divisors (see below), whose sum is σ = 579632128. Its totient is φ = 217362024.

The previous prime is 380383559. The next prime is 380383571. The reversal of 380383563 is 365383083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 380383563 - 22 = 380383559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380383763) 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, 9056731 + ... + 9056772.

It is an arithmetic number, because the mean of its divisors is an integer number (72454016).

Almost surely, 2380383563 is an apocalyptic number.

380383563 is a deficient number, since it is larger than the sum of its proper divisors (199248565).

380383563 is a wasteful number, since it uses less digits than its factorization.

380383563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18113513.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 380383563 is about 19503.4243916293. The cubic root of 380383563 is about 724.5592647465.

The spelling of 380383563 in words is "three hundred eighty million, three hundred eighty-three thousand, five hundred sixty-three".

Divisors: 1 3 7 21 18113503 54340509 126794521 380383563