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200007 = 3271313
BaseRepresentation
bin110000110101000111
3101011100200
4300311013
522400012
64141543
71462053
oct606507
9334320
10200007
111272a5
12978b3
1370062
1452c63
153e3dc
hex30d47

200007 has 12 divisors (see below), whose sum is σ = 293904. Its totient is φ = 131040.

The previous prime is 200003. The next prime is 200009. The reversal of 200007 is 700002.

200007 is digitally balanced in base 2 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200007 - 22 = 200003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

200007 is strictly pandigital in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 483 + ... + 795.

It is an arithmetic number, because the mean of its divisors is an integer number (24492).

2200007 is an apocalyptic number.

200007 is a deficient number, since it is larger than the sum of its proper divisors (93897).

200007 is a wasteful number, since it uses less digits than its factorization.

200007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 9.

The square root of 200007 is about 447.2214216694. The cubic root of 200007 is about 58.4810370271.

Adding to 200007 its reverse (700002), we get a palindrome (900009).

The spelling of 200007 in words is "two hundred thousand, seven", and thus it is an iban number.

Divisors: 1 3 9 71 213 313 639 939 2817 22223 66669 200007