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420321014404 = 22105080253601
BaseRepresentation
bin1100001110111010001…
…01011011001010000100
31111011220220010212012221
412013131011123022010
523341304134430104
6521032014022124
742236642446654
oct6073505331204
91434826125187
10420321014404
11152291289285
12695647a7944
1330836690b15
14164b4d6c364
15ae00924c54
hex61dd15b284

420321014404 has 6 divisors (see below), whose sum is σ = 735561775214. Its totient is φ = 210160507200.

The previous prime is 420321014371. The next prime is 420321014411. The reversal of 420321014404 is 404410123024.

It can be written as a sum of positive squares in only one way, i.e., 392314322500 + 28006691904 = 626350^2 + 167352^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52540126797 + ... + 52540126804.

Almost surely, 2420321014404 is an apocalyptic number.

It is an amenable number.

420321014404 is a deficient number, since it is larger than the sum of its proper divisors (315240760810).

420321014404 is a wasteful number, since it uses less digits than its factorization.

420321014404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105080253605 (or 105080253603 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 420321014404 its reverse (404410123024), we get a palindrome (824731137428).

The spelling of 420321014404 in words is "four hundred twenty billion, three hundred twenty-one million, fourteen thousand, four hundred four".

Divisors: 1 2 4 105080253601 210160507202 420321014404