Search a number
-
+
20055103037 = 169917096907
BaseRepresentation
bin10010101011011000…
…001001011000111101
31220202200012210101222
4102223120021120331
5312033101244122
613114014243125
71306661364104
oct225330113075
956680183358
1020055103037
118561645822
123a784b64a5
131b77c2b998
14d8374b03b
157c5a02b42
hex4ab60963d

20055103037 has 8 divisors (see below), whose sum is σ = 20081556000. Its totient is φ = 20028670704.

The previous prime is 20055103021. The next prime is 20055103049. The reversal of 20055103037 is 73030155002.

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 20055103037 - 24 = 20055103021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20055102997 and 20055103015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20055102037) 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 7 ways as a sum of consecutive naturals, for example, 2900138 + ... + 2907044.

It is an arithmetic number, because the mean of its divisors is an integer number (2510194500).

Almost surely, 220055103037 is an apocalyptic number.

It is an amenable number.

20055103037 is a deficient number, since it is larger than the sum of its proper divisors (26452963).

20055103037 is a wasteful number, since it uses less digits than its factorization.

20055103037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10315.

The product of its (nonzero) digits is 3150, while the sum is 26.

Adding to 20055103037 its reverse (73030155002), we get a palindrome (93085258039).

The spelling of 20055103037 in words is "twenty billion, fifty-five million, one hundred three thousand, thirty-seven".

Divisors: 1 1699 1709 6907 2903591 11734993 11804063 20055103037