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382969 = 596491
BaseRepresentation
bin1011101011111111001
3201110100001
41131133321
544223334
612113001
73153346
oct1353771
9643301
10382969
11241804
12165761
13105412
149d7cd
1578714
hex5d7f9

382969 has 4 divisors (see below), whose sum is σ = 389520. Its totient is φ = 376420.

The previous prime is 382961. The next prime is 382979. The reversal of 382969 is 969283.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 969283 = 7138469.

It is not a de Polignac number, because 382969 - 23 = 382961 is a prime.

It is a super-2 number, since 2×3829692 = 293330509922, which contains 22 as substring.

It is a Duffinian number.

382969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (382961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3187 + ... + 3304.

It is an arithmetic number, because the mean of its divisors is an integer number (97380).

2382969 is an apocalyptic number.

It is an amenable number.

382969 is a deficient number, since it is larger than the sum of its proper divisors (6551).

382969 is an equidigital number, since it uses as much as digits as its factorization.

382969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6550.

The product of its digits is 23328, while the sum is 37.

The square root of 382969 is about 618.8448917136. The cubic root of 382969 is about 72.6197150150.

The spelling of 382969 in words is "three hundred eighty-two thousand, nine hundred sixty-nine".

Divisors: 1 59 6491 382969