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20301310213 = 151276748589
BaseRepresentation
bin10010111010000011…
…010110100100000101
31221101211111102011021
4102322003112210011
5313034113411323
613154251311141
71316041201222
oct227203264405
957354442137
1020301310213
118678618928
123b26a4b4b1
131bb6c43bc2
14da831a949
157dc43805d
hex4ba0d6905

20301310213 has 8 divisors (see below), whose sum is σ = 20443562240. Its totient is φ = 20159161200.

The previous prime is 20301310181. The next prime is 20301310229. The reversal of 20301310213 is 31201310302.

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 20301310213 - 25 = 20301310181 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 (20301310243) 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, 393523 + ... + 442111.

It is an arithmetic number, because the mean of its divisors is an integer number (2555445280).

Almost surely, 220301310213 is an apocalyptic number.

It is an amenable number.

20301310213 is a deficient number, since it is larger than the sum of its proper divisors (142252027).

20301310213 is a wasteful number, since it uses less digits than its factorization.

20301310213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51507.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20301310213 its reverse (31201310302), we get a palindrome (51502620515).

The spelling of 20301310213 in words is "twenty billion, three hundred one million, three hundred ten thousand, two hundred thirteen".

Divisors: 1 151 2767 48589 417817 7336939 134445763 20301310213