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200353953 = 329279411
BaseRepresentation
bin10111111000100…
…10100010100001
3111222000000221210
423330102202201
5402242311303
631514140333
74651660212
oct1374224241
9458000853
10200353953
11a3104988
12571216a9
133267c447
141c875409
15128c9203
hexbf128a1

200353953 has 12 divisors (see below), whose sum is σ = 276671408. Its totient is φ = 128961840.

The previous prime is 200353931. The next prime is 200353957. The reversal of 200353953 is 359353002.

It is not a de Polignac number, because 200353953 - 214 = 200337569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200353953.

It is not an unprimeable number, because it can be changed into a prime (200353957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37183 + ... + 42228.

Almost surely, 2200353953 is an apocalyptic number.

It is an amenable number.

200353953 is a deficient number, since it is larger than the sum of its proper divisors (76317455).

200353953 is an equidigital number, since it uses as much as digits as its factorization.

200353953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79472 (or 79443 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 30.

The square root of 200353953 is about 14154.6442201844. The cubic root of 200353953 is about 585.1483326099.

The spelling of 200353953 in words is "two hundred million, three hundred fifty-three thousand, nine hundred fifty-three".

Divisors: 1 3 29 87 841 2523 79411 238233 2302919 6908757 66784651 200353953