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200520859 = 7112604167
BaseRepresentation
bin10111111001110…
…11010010011011
3111222022111220111
423330323102123
5402313131414
631521505151
74653253630
oct1374732233
9458274814
10200520859
11a3209320
12571a21b7
133270a3c6
141c8ba187
151290d8c4
hexbf3b49b

200520859 has 8 divisors (see below), whose sum is σ = 250000128. Its totient is φ = 156249960.

The previous prime is 200520857. The next prime is 200520893. The reversal of 200520859 is 958025002.

It is a happy number.

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 200520859 - 21 = 200520857 is a prime.

It is a super-2 number, since 2×2005208592 = 80417229788195762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200520859.

It is not an unprimeable number, because it can be changed into a prime (200520857) 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, 1302007 + ... + 1302160.

It is an arithmetic number, because the mean of its divisors is an integer number (31250016).

Almost surely, 2200520859 is an apocalyptic number.

200520859 is a deficient number, since it is larger than the sum of its proper divisors (49479269).

200520859 is a wasteful number, since it uses less digits than its factorization.

200520859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604185.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 200520859 is about 14160.5387962464. The cubic root of 200520859 is about 585.3107745593.

The spelling of 200520859 in words is "two hundred million, five hundred twenty thousand, eight hundred fifty-nine".

Divisors: 1 7 11 77 2604167 18229169 28645837 200520859