Search a number
-
+
2013230000 = 24541091847
BaseRepresentation
bin111011111111111…
…0111001110110000
312012022020200101002
41313333313032300
513110341330000
6531434301132
7100614113135
oct16777671660
95168220332
102013230000
11943463551
124822877a8
1326112a172
1415154058c
15bbb278d5
hex77ff73b0

2013230000 has 100 divisors (see below), whose sum is σ = 4921612080. Its totient is φ = 797472000.

The previous prime is 2013229979. The next prime is 2013230041. The reversal of 2013230000 is 323102.

It is a tau number, because it is divible by the number of its divisors (100).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1089077 + ... + 1090923.

Almost surely, 22013230000 is an apocalyptic number.

2013230000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2013230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2460806040).

2013230000 is an abundant number, since it is smaller than the sum of its proper divisors (2908382080).

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

2013230000 is a wasteful number, since it uses less digits than its factorization.

2013230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984 (or 1963 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2013230000 is about 44869.0316365308. The cubic root of 2013230000 is about 1262.6930724556.

Adding to 2013230000 its reverse (323102), we get a palindrome (2013553102).

The spelling of 2013230000 in words is "two billion, thirteen million, two hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 109 125 200 218 250 400 436 500 545 625 872 1000 1090 1250 1744 1847 2000 2180 2500 2725 3694 4360 5000 5450 7388 8720 9235 10000 10900 13625 14776 18470 21800 27250 29552 36940 43600 46175 54500 68125 73880 92350 109000 136250 147760 184700 201323 218000 230875 272500 369400 402646 461750 545000 738800 805292 923500 1006615 1090000 1154375 1610584 1847000 2013230 2308750 3221168 3694000 4026460 4617500 5033075 8052920 9235000 10066150 16105840 18470000 20132300 25165375 40264600 50330750 80529200 100661500 125826875 201323000 251653750 402646000 503307500 1006615000 2013230000