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20000120320333 = 531601235703161
BaseRepresentation
bin1001000110000101001000…
…00100010011000101001101
32121210222210202212102010101
410203002210010103011031
510110140221300222313
6110311532313011101
74132650424516006
oct443024404230515
977728722772111
1020000120320333
11641100457852a
1222b01a79b3a91
13b210071c06ba
144d202221c1ad
1524a3b07015dd
hex1230a411314d

20000120320333 has 8 divisors (see below), whose sum is σ = 20390209138296. Its totient is φ = 19610502912000.

The previous prime is 20000120320321. The next prime is 20000120320357. The reversal of 20000120320333 is 33302302100002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12369725111844 + 7630395208489 = 3517062^2 + 2762317^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20000120320333 - 217 = 20000120189261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20000120320333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000120320363) 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, 117766728 + ... + 117936433.

It is an arithmetic number, because the mean of its divisors is an integer number (2548776142287).

Almost surely, 220000120320333 is an apocalyptic number.

It is an amenable number.

20000120320333 is a deficient number, since it is larger than the sum of its proper divisors (390088817963).

20000120320333 is a wasteful number, since it uses less digits than its factorization.

20000120320333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235704815.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20000120320333 its reverse (33302302100002), we get a palindrome (53302422420335).

The spelling of 20000120320333 in words is "twenty trillion, one hundred twenty million, three hundred twenty thousand, three hundred thirty-three".

Divisors: 1 53 1601 84853 235703161 12492267533 377360760761 20000120320333