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200310404 = 22723311041
BaseRepresentation
bin10111111000001…
…11111010000100
3111221220211012212
423330013322010
5402234413104
631513202552
74651416230
oct1374077204
9457824185
10200310404
11a3085198
1257100458
1332665688
141c8635c0
15128bb36e
hexbf07e84

200310404 has 24 divisors (see below), whose sum is σ = 418040448. Its totient is φ = 82114560.

The previous prime is 200310403. The next prime is 200310413. The reversal of 200310404 is 404013002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (200310403) 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, 154877 + ... + 156164.

It is an arithmetic number, because the mean of its divisors is an integer number (17418352).

Almost surely, 2200310404 is an apocalyptic number.

It is an amenable number.

200310404 is an abundant number, since it is smaller than the sum of its proper divisors (217730044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200310404 is a wasteful number, since it uses less digits than its factorization.

200310404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311075 (or 311073 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 200310404 is about 14153.1058075604. The cubic root of 200310404 is about 585.1059335275.

Adding to 200310404 its reverse (404013002), we get a palindrome (604323406).

The spelling of 200310404 in words is "two hundred million, three hundred ten thousand, four hundred four".

Divisors: 1 2 4 7 14 23 28 46 92 161 322 644 311041 622082 1244164 2177287 4354574 7153943 8709148 14307886 28615772 50077601 100155202 200310404