Search a number
-
+
20000120212102 = 216907395914609
BaseRepresentation
bin1001000110000101001000…
…00011111000101010000110
32121210222210202122220122211
410203002210003320222012
510110140221233241402
6110311532310414034
74132650423555322
oct443024403705206
977728722586584
1020000120212102
116411004504188
1222b01a796131a
13b21007183364
144d20221d0982
1524a3b06ce4d7
hex1230a40f8a86

20000120212102 has 8 divisors (see below), whose sum is σ = 30000203134200. Its totient is φ = 10000052500704.

The previous prime is 20000120212097. The next prime is 20000120212103. The reversal of 20000120212102 is 20121202100002.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000120212103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424174 + ... + 6338782.

It is an arithmetic number, because the mean of its divisors is an integer number (3750025391775).

Almost surely, 220000120212102 is an apocalyptic number.

20000120212102 is a deficient number, since it is larger than the sum of its proper divisors (10000082922098).

20000120212102 is a wasteful number, since it uses less digits than its factorization.

20000120212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7605350.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20000120212102 its reverse (20121202100002), we get a palindrome (40121322312104).

The spelling of 20000120212102 in words is "twenty trillion, one hundred twenty million, two hundred twelve thousand, one hundred two".

Divisors: 1 2 1690739 3381478 5914609 11829218 10000060106051 20000120212102