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20207107067 = 710128581481
BaseRepresentation
bin10010110100011011…
…111111101111111011
31221011021020101201212
4102310123333233323
5312341004411232
613141044233335
71313515401410
oct226433775773
957137211655
1020207107067
11862a426694
123abb39b84b
131ba057cab4
14d999d8107
157d402aeb2
hex4b46ffbfb

20207107067 has 8 divisors (see below), whose sum is σ = 23322489312. Its totient is φ = 17148888000.

The previous prime is 20207107061. The next prime is 20207107087. The reversal of 20207107067 is 76070170202.

It is a happy number.

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 20207107067 - 28 = 20207106811 is a prime.

It is a super-3 number, since 3×202071070673 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20207107061) 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, 14290034 + ... + 14291447.

It is an arithmetic number, because the mean of its divisors is an integer number (2915311164).

Almost surely, 220207107067 is an apocalyptic number.

20207107067 is a deficient number, since it is larger than the sum of its proper divisors (3115382245).

20207107067 is a wasteful number, since it uses less digits than its factorization.

20207107067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28581589.

The product of its (nonzero) digits is 8232, while the sum is 32.

Adding to 20207107067 its reverse (76070170202), we get a palindrome (96277277269).

The spelling of 20207107067 in words is "twenty billion, two hundred seven million, one hundred seven thousand, sixty-seven".

Divisors: 1 7 101 707 28581481 200070367 2886729581 20207107067