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2013012315 = 3251011812447
BaseRepresentation
bin111011111111100…
…0010000101011011
312012021211121202200
41313333002011123
513110312343230
6531425501243
7100612215366
oct16777020533
95167747680
102013012315
11943324a46
124821a1823
13261082062
141514c50dd
15bbad3160
hex77fc215b

2013012315 has 48 divisors (see below), whose sum is σ = 3544684416. Its totient is φ = 1056672000.

The previous prime is 2013012307. The next prime is 2013012329. The reversal of 2013012315 is 5132103102.

It is not a de Polignac number, because 2013012315 - 23 = 2013012307 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 821422 + ... + 823868.

It is an arithmetic number, because the mean of its divisors is an integer number (73847592).

Almost surely, 22013012315 is an apocalyptic number.

2013012315 is a deficient number, since it is larger than the sum of its proper divisors (1531672101).

2013012315 is a wasteful number, since it uses less digits than its factorization.

2013012315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740 (or 2737 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 2013012315 is about 44866.6057887155. The cubic root of 2013012315 is about 1262.6475603103.

Adding to 2013012315 its reverse (5132103102), we get a palindrome (7145115417).

The spelling of 2013012315 in words is "two billion, thirteen million, twelve thousand, three hundred fifteen".

Divisors: 1 3 5 9 15 45 101 181 303 505 543 905 909 1515 1629 2447 2715 4545 7341 8145 12235 18281 22023 36705 54843 91405 110115 164529 247147 274215 442907 741441 822645 1235735 1328721 2214535 2224323 3707205 3986163 6643605 11121615 19930815 44733607 134200821 223668035 402602463 671004105 2013012315