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200240444242 = 2100120222121
BaseRepresentation
bin1011101001111101000…
…0101011001101010010
3201010212002201111222201
42322133100223031102
511240043023203432
6231553355353414
720316100456426
oct2723720531522
9633762644881
10200240444242
1177a15568553
123298415286a
1315b62097287
149997dd0b86
15531e61bee7
hex2e9f42b352

200240444242 has 4 divisors (see below), whose sum is σ = 300360666366. Its totient is φ = 100120222120.

The previous prime is 200240444227. The next prime is 200240444291. The reversal of 200240444242 is 242444042002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242444042002 = 2121222021001.

It can be written as a sum of positive squares in only one way, i.e., 148524681321 + 51715762921 = 385389^2 + 227411^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 200240444242.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060111059 + ... + 50060111062.

Almost surely, 2200240444242 is an apocalyptic number.

200240444242 is a deficient number, since it is larger than the sum of its proper divisors (100120222124).

200240444242 is a wasteful number, since it uses less digits than its factorization.

200240444242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100120222123.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 200240444242 its reverse (242444042002), we get a palindrome (442684486244).

The spelling of 200240444242 in words is "two hundred billion, two hundred forty million, four hundred forty-four thousand, two hundred forty-two".

Divisors: 1 2 100120222121 200240444242