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20130230023301 = 538322132067823
BaseRepresentation
bin1001001001110111011110…
…01101011011010010000101
32122021102122100020010221002
410210323233031123102011
510114303202341221201
6110451411111303045
74145234602660046
oct444735715332205
978242570203832
1020130230023301
116461201066072
12231145937aa85
13b30370a25318
144d84460c28cd
1524d977ed476b
hex124eef35b485

20130230023301 has 16 divisors (see below), whose sum is σ = 20766544356096. Its totient is φ = 19503630933696.

The previous prime is 20130230023247. The next prime is 20130230023303. The reversal of 20130230023301 is 10332003203102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20130230023301 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 (20130230023303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8701076 + ... + 10768898.

It is an arithmetic number, because the mean of its divisors is an integer number (1297909022256).

Almost surely, 220130230023301 is an apocalyptic number.

It is an amenable number.

20130230023301 is a deficient number, since it is larger than the sum of its proper divisors (636314332795).

20130230023301 is a wasteful number, since it uses less digits than its factorization.

20130230023301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070172.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20130230023301 its reverse (10332003203102), we get a palindrome (30462233226403).

The spelling of 20130230023301 in words is "twenty trillion, one hundred thirty billion, two hundred thirty million, twenty-three thousand, three hundred one".

Divisors: 1 53 83 2213 4399 117289 183679 2067823 9734987 109594619 171629309 4576092299 9096353377 242532891847 379815660817 20130230023301