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33041413420 = 2257123268601
BaseRepresentation
bin11110110001011010…
…111111010100101100
310011021201020201020121
4132301122333110230
51020132100212140
623102400054324
72246540244241
oct366132772454
9104251221217
1033041413420
111301601aa44
1264a16043a4
133167519602
1418563515c8
15cd5b4d64a
hex7b16bf52c

33041413420 has 24 divisors (see below), whose sum is σ = 70364252448. Its totient is φ = 13030416000.

The previous prime is 33041413403. The next prime is 33041413429. The reversal of 33041413420 is 2431414033.

It is not an unprimeable number, because it can be changed into a prime (33041413429) 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, 11632881 + ... + 11635720.

It is an arithmetic number, because the mean of its divisors is an integer number (2931843852).

Almost surely, 233041413420 is an apocalyptic number.

It is an amenable number.

33041413420 is an abundant number, since it is smaller than the sum of its proper divisors (37322839028).

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

33041413420 is a wasteful number, since it uses less digits than its factorization.

33041413420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23268681 (or 23268679 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 33041413420 its reverse (2431414033), we get a palindrome (35472827453).

The spelling of 33041413420 in words is "thirty-three billion, forty-one million, four hundred thirteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 23268601 46537202 93074404 116343005 232686010 465372020 1652070671 3304141342 6608282684 8260353355 16520706710 33041413420