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20930024001 = 38978389603
BaseRepresentation
bin10011011111100001…
…101101001001000001
32000000122112101100010
4103133201231021001
5320331041232001
613340511015133
71340444161065
oct233741551101
960018471303
1020930024001
1189704a88a7
12408150a4a9
131c872841b3
141027a19aa5
158277288d6
hex4df86d241

20930024001 has 8 divisors (see below), whose sum is σ = 28220257440. Its totient is φ = 13796569952.

The previous prime is 20930023993. The next prime is 20930024029. The reversal of 20930024001 is 10042003902.

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 20930024001 - 23 = 20930023993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20930026001) 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, 39194535 + ... + 39195068.

It is an arithmetic number, because the mean of its divisors is an integer number (3527532180).

Almost surely, 220930024001 is an apocalyptic number.

It is an amenable number.

20930024001 is a deficient number, since it is larger than the sum of its proper divisors (7290233439).

20930024001 is an equidigital number, since it uses as much as digits as its factorization.

20930024001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78389695.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20930024001 its reverse (10042003902), we get a palindrome (30972027903).

The spelling of 20930024001 in words is "twenty billion, nine hundred thirty million, twenty-four thousand, one".

Divisors: 1 3 89 267 78389603 235168809 6976674667 20930024001