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2013005250 = 23353298223
BaseRepresentation
bin111011111111100…
…0000010111000010
312012021211021002000
41313333000113002
513110312132000
6531425404430
7100612155654
oct16777002702
95167737060
102013005250
1194331a703
12482199716
1326107ba89
141514c26d4
15bbad1000
hex77fc05c2

2013005250 has 64 divisors (see below), whose sum is σ = 5582753280. Its totient is φ = 536799600.

The previous prime is 2013005221. The next prime is 2013005257. The reversal of 2013005250 is 525003102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2013005257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142362 + ... + 155861.

It is an arithmetic number, because the mean of its divisors is an integer number (87230520).

Almost surely, 22013005250 is an apocalyptic number.

2013005250 is an abundant number, since it is smaller than the sum of its proper divisors (3569748030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2013005250 is a wasteful number, since it uses less digits than its factorization.

2013005250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298249 (or 298233 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 2013005250 is about 44866.5270552558. The cubic root of 2013005250 is about 1262.6460831517.

Adding to 2013005250 its reverse (525003102), we get a palindrome (2538008352).

The spelling of 2013005250 in words is "two billion, thirteen million, five thousand, two hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 75 90 125 135 150 225 250 270 375 450 675 750 1125 1350 2250 3375 6750 298223 596446 894669 1491115 1789338 2684007 2982230 4473345 5368014 7455575 8052021 8946690 13420035 14911150 16104042 22366725 26840070 37277875 40260105 44733450 67100175 74555750 80520210 111833625 134200350 201300525 223667250 335500875 402601050 671001750 1006502625 2013005250