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200307 = 3232903
BaseRepresentation
bin110000111001110011
3101011202210
4300321303
522402212
64143203
71462662
oct607163
9334683
10200307
11127548
1297b03
1370233
1452dd9
153e53c
hex30e73

200307 has 8 divisors (see below), whose sum is σ = 278784. Its totient is φ = 127688.

The previous prime is 200297. The next prime is 200323. The reversal of 200307 is 703002.

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

It is a cyclic number.

It is not a de Polignac number, because 200307 - 211 = 198259 is a prime.

It is an Ulam number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 200292 and 200301.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 200307.

It is not an unprimeable number, because it can be changed into a prime (200357) 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, 1383 + ... + 1520.

It is an arithmetic number, because the mean of its divisors is an integer number (34848).

2200307 is an apocalyptic number.

200307 is a deficient number, since it is larger than the sum of its proper divisors (78477).

200307 is a wasteful number, since it uses less digits than its factorization.

200307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929.

The product of its (nonzero) digits is 42, while the sum is 12.

The square root of 200307 is about 447.5567003185. The cubic root of 200307 is about 58.5102619152.

Adding to 200307 its reverse (703002), we get a palindrome (903309).

The spelling of 200307 in words is "two hundred thousand, three hundred seven", and thus it is an iban number.

Divisors: 1 3 23 69 2903 8709 66769 200307