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2013030206 = 211531726441
BaseRepresentation
bin111011111111100…
…0110011100111110
312012021212112022022
41313333012130332
513110313431311
6531430120142
7100612321505
oct16777063476
95167775268
102013030206
11943337430
124821b0052
1326108a245
141514cb83c
15bbad85db
hex77fc673e

2013030206 has 16 divisors (see below), whose sum is σ = 3356203248. Its totient is φ = 897748800.

The previous prime is 2013030199. The next prime is 2013030287. The reversal of 2013030206 is 6020303102.

It is a super-2 number, since 2×20130302062 = 8104581220536804872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 862055 + ... + 864386.

It is an arithmetic number, because the mean of its divisors is an integer number (209762703).

Almost surely, 22013030206 is an apocalyptic number.

2013030206 is a deficient number, since it is larger than the sum of its proper divisors (1343173042).

2013030206 is a wasteful number, since it uses less digits than its factorization.

2013030206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726507.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2013030206 is about 44866.8051681864. The cubic root of 2013030206 is about 1262.6513009664.

Adding to 2013030206 its reverse (6020303102), we get a palindrome (8033333308).

The spelling of 2013030206 in words is "two billion, thirteen million, thirty thousand, two hundred six".

Divisors: 1 2 11 22 53 106 583 1166 1726441 3452882 18990851 37981702 91501373 183002746 1006515103 2013030206