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2380217 = 7340031
BaseRepresentation
bin1001000101000110111001
311110221001012
421011012321
51102131332
6123003305
726142260
oct11050671
94427035
102380217
111386324
12969535
13654518
1445d5d7
153203b2
hex2451b9

2380217 has 4 divisors (see below), whose sum is σ = 2720256. Its totient is φ = 2040180.

The previous prime is 2380207. The next prime is 2380223. The reversal of 2380217 is 7120832.

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.

It is a cyclic number.

It is not a de Polignac number, because 2380217 - 220 = 1331641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2380192 and 2380201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2380207) 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, 170009 + ... + 170022.

It is an arithmetic number, because the mean of its divisors is an integer number (680064).

22380217 is an apocalyptic number.

It is an amenable number.

2380217 is a deficient number, since it is larger than the sum of its proper divisors (340039).

2380217 is an equidigital number, since it uses as much as digits as its factorization.

2380217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340038.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2380217 is about 1542.7951905551. The cubic root of 2380217 is about 133.5177025812.

The spelling of 2380217 in words is "two million, three hundred eighty thousand, two hundred seventeen".

Divisors: 1 7 340031 2380217