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2012130310 = 25953321107
BaseRepresentation
bin111011111101110…
…1010110000000110
312012020011210212211
41313323222300012
513110101132220
6531354534034
7100601553061
oct16773526006
95166153784
102012130310
11942882313
12481a3731a
13260b33768
141513358d8
15bb9abb5a
hex77eeac06

2012130310 has 16 divisors (see below), whose sum is σ = 3622386096. Its totient is φ = 804729568.

The previous prime is 2012130293. The next prime is 2012130311. The reversal of 2012130310 is 130312102.

It is a super-2 number, since 2×20121303102 = 8097336768841392200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012130311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84777 + ... + 105883.

It is an arithmetic number, because the mean of its divisors is an integer number (226399131).

Almost surely, 22012130310 is an apocalyptic number.

2012130310 is a deficient number, since it is larger than the sum of its proper divisors (1610255786).

2012130310 is a wasteful number, since it uses less digits than its factorization.

2012130310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30647.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2012130310 is about 44856.7755194240. The cubic root of 2012130310 is about 1262.4631229303.

Adding to 2012130310 its reverse (130312102), we get a palindrome (2142442412).

The spelling of 2012130310 in words is "two billion, twelve million, one hundred thirty thousand, three hundred ten".

Divisors: 1 2 5 10 9533 19066 21107 42214 47665 95330 105535 211070 201213031 402426062 1006065155 2012130310