Search a number
-
+
2012303030 = 25221390931
BaseRepresentation
bin111011111110001…
…0100111010110110
312012020111120210212
41313330110322312
513110122144110
6531402345422
7100603202453
oct16774247266
95166446725
102012303030
11942990061
12481abb272
13260b9426a
1415137c82a
15bb9e2e05
hex77f14eb6

2012303030 has 16 divisors (see below), whose sum is σ = 3623822064. Its totient is φ = 804548640.

The previous prime is 2012303023. The next prime is 2012303047. The reversal of 2012303030 is 303032102.

It is a junction number, because it is equal to n+sod(n) for n = 2012302996 and 2012303014.

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, 23336 + ... + 67595.

It is an arithmetic number, because the mean of its divisors is an integer number (226488879).

Almost surely, 22012303030 is an apocalyptic number.

2012303030 is a deficient number, since it is larger than the sum of its proper divisors (1611519034).

2012303030 is a wasteful number, since it uses less digits than its factorization.

2012303030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93151.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 2012303030 is about 44858.7007168063. The cubic root of 2012303030 is about 1262.4992449102.

Adding to 2012303030 its reverse (303032102), we get a palindrome (2315335132).

The spelling of 2012303030 in words is "two billion, twelve million, three hundred three thousand, thirty".

Divisors: 1 2 5 10 2213 4426 11065 22130 90931 181862 454655 909310 201230303 402460606 1006151515 2012303030