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200353031 = 316463001
BaseRepresentation
bin10111111000100…
…10010100000111
3111221222222200122
423330102110013
5402242244111
631514132155
74651654424
oct1374222407
9457888618
10200353031
11a310421a
125712105b
133267bbb8
141c874d4b
15128c8cdb
hexbf12507

200353031 has 4 divisors (see below), whose sum is σ = 206816064. Its totient is φ = 193890000.

The previous prime is 200353003. The next prime is 200353033. The reversal of 200353031 is 130353002.

200353031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200353031 - 218 = 200090887 is a prime.

It is a super-2 number, since 2×2003530312 = 80282674061773922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200353033) 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, 3231470 + ... + 3231531.

It is an arithmetic number, because the mean of its divisors is an integer number (51704016).

Almost surely, 2200353031 is an apocalyptic number.

200353031 is a deficient number, since it is larger than the sum of its proper divisors (6463033).

200353031 is an equidigital number, since it uses as much as digits as its factorization.

200353031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6463032.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 200353031 is about 14154.6116513312. The cubic root of 200353031 is about 585.1474350191.

The spelling of 200353031 in words is "two hundred million, three hundred fifty-three thousand, thirty-one".

Divisors: 1 31 6463001 200353031