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20041030351 = 83401360169
BaseRepresentation
bin10010101010100010…
…011101101011001111
31220201200201211022101
4102222202131223033
5312021000432401
613112352455531
71306430642626
oct225242355317
956650654271
1020041030351
118554703801
123a7384a5a7
131b75042454
14d819266bd
157c4673101
hex4aa89dacf

20041030351 has 8 divisors (see below), whose sum is σ = 20287879920. Its totient is φ = 19794309312.

The previous prime is 20041030333. The next prime is 20041030357. The reversal of 20041030351 is 15303014002.

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 20041030351 - 29 = 20041029839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20041030357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302995 + ... + 363163.

It is an arithmetic number, because the mean of its divisors is an integer number (2535984990).

Almost surely, 220041030351 is an apocalyptic number.

20041030351 is a deficient number, since it is larger than the sum of its proper divisors (246849569).

20041030351 is an equidigital number, since it uses as much as digits as its factorization.

20041030351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64265.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 20041030351 its reverse (15303014002), we get a palindrome (35344044353).

The spelling of 20041030351 in words is "twenty billion, forty-one million, thirty thousand, three hundred fifty-one".

Divisors: 1 83 4013 60169 333079 4994027 241458197 20041030351