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20302011241 = 149922714767
BaseRepresentation
bin10010111010000110…
…000001101101101001
31221101212211000210021
4102322012001231221
5313034303324431
613154314320441
71316050151101
oct227206015551
957355730707
1020302011241
118678a57596
123b27129121
131bb712b005
14da8460201
157dc525b11
hex4ba181b69

20302011241 has 8 divisors (see below), whose sum is σ = 20441865600. Its totient is φ = 20162205168.

The previous prime is 20302011227. The next prime is 20302011251. The reversal of 20302011241 is 14211020302.

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 20302011241 - 25 = 20302011209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20302011221) 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, 1367440 + ... + 1382206.

It is an arithmetic number, because the mean of its divisors is an integer number (2555233200).

Almost surely, 220302011241 is an apocalyptic number.

It is an amenable number.

20302011241 is a deficient number, since it is larger than the sum of its proper divisors (139854359).

20302011241 is a wasteful number, since it uses less digits than its factorization.

20302011241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24143.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20302011241 its reverse (14211020302), we get a palindrome (34513031543).

The spelling of 20302011241 in words is "twenty billion, three hundred two million, eleven thousand, two hundred forty-one".

Divisors: 1 149 9227 14767 1374823 2200283 136255109 20302011241