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20008363151 = 72858337593
BaseRepresentation
bin10010101000100101…
…110110010010001111
31220122102021011100002
4102220211312102033
5311434120110101
613105224354515
71305553165160
oct225045662217
956572234302
1020008363151
118538221417
123a64915a3b
131b6b34544a
14d7b461767
157c186dd6b
hex4a897648f

20008363151 has 4 divisors (see below), whose sum is σ = 22866700752. Its totient is φ = 17150025552.

The previous prime is 20008363097. The next prime is 20008363169. The reversal of 20008363151 is 15136380002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20008363151 - 218 = 20008101007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20008363171) 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, 1429168790 + ... + 1429168803.

It is an arithmetic number, because the mean of its divisors is an integer number (5716675188).

Almost surely, 220008363151 is an apocalyptic number.

20008363151 is a deficient number, since it is larger than the sum of its proper divisors (2858337601).

20008363151 is an equidigital number, since it uses as much as digits as its factorization.

20008363151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858337600.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 20008363151 in words is "twenty billion, eight million, three hundred sixty-three thousand, one hundred fifty-one".

Divisors: 1 7 2858337593 20008363151