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200423430412 = 227310919132969
BaseRepresentation
bin1011101010101000101…
…0101101100100001100
3201011022212001011211021
42322222022231210030
511240431344233122
6232023453403524
720323452023002
oct2725212554414
9634285034737
10200423430412
1177aa988a797
1232a154995a4
1315b90c7540a
1499b4424a72
1553307151c7
hex2eaa2ad90c

200423430412 has 48 divisors (see below), whose sum is σ = 360697075200. Its totient is φ = 97416483840.

The previous prime is 200423430349. The next prime is 200423430433. The reversal of 200423430412 is 214034324002.

It is a happy number.

It is a super-2 number, since 2×2004234304122 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6062664 + ... + 6095632.

It is an arithmetic number, because the mean of its divisors is an integer number (7514522400).

Almost surely, 2200423430412 is an apocalyptic number.

It is an amenable number.

200423430412 is a deficient number, since it is larger than the sum of its proper divisors (160273644788).

200423430412 is a wasteful number, since it uses less digits than its factorization.

200423430412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33346 (or 33344 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 200423430412 its reverse (214034324002), we get a palindrome (414457754414).

The spelling of 200423430412 in words is "two hundred billion, four hundred twenty-three million, four hundred thirty thousand, four hundred twelve".

Divisors: 1 2 4 73 109 146 191 218 292 382 436 764 7957 13943 15914 20819 27886 31828 32969 41638 55772 65938 83276 131876 1519787 2406737 3039574 3593621 4813474 6079148 6297079 7187242 9626948 12594158 14374484 25188316 262334333 459686767 524668666 686381611 919373534 1049337332 1372763222 1838747068 2745526444 50105857603 100211715206 200423430412