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2380209 = 31361031
BaseRepresentation
bin1001000101000110110001
311110221000220
421011012301
51102131314
6123003253
726142246
oct11050661
94427026
102380209
111386317
12969529
13654510
1445d5cd
153203a9
hex2451b1

2380209 has 8 divisors (see below), whose sum is σ = 3417792. Its totient is φ = 1464720.

The previous prime is 2380207. The next prime is 2380223. The reversal of 2380209 is 9020832.

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

It is not a de Polignac number, because 2380209 - 21 = 2380207 is a prime.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 30477 + ... + 30554.

It is an arithmetic number, because the mean of its divisors is an integer number (427224).

22380209 is an apocalyptic number.

It is an amenable number.

2380209 is a deficient number, since it is larger than the sum of its proper divisors (1037583).

2380209 is a wasteful number, since it uses less digits than its factorization.

2380209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61047.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 2380209 is about 1542.7925978562. The cubic root of 2380209 is about 133.5175529950.

The spelling of 2380209 in words is "two million, three hundred eighty thousand, two hundred nine".

Divisors: 1 3 13 39 61031 183093 793403 2380209