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2613212012 = 223191204733
BaseRepresentation
bin1001101111000010…
…0111001101101100
320202010012220222002
42123300213031230
520322440241022
61111150111432
7121520635625
oct23360471554
96663186862
102613212012
1111210a9954
1260b1ab578
1332851a7c8
141ab0c0a4c
15104640092
hex9bc2736c

2613212012 has 12 divisors (see below), whose sum is σ = 4574576496. Its totient is φ = 1306190160.

The previous prime is 2613212003. The next prime is 2613212023. The reversal of 2613212012 is 2102123162.

It is a super-2 number, since 2×26132120122 = 13657754039322176288, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 89603 + ... + 115130.

It is an arithmetic number, because the mean of its divisors is an integer number (381214708).

Almost surely, 22613212012 is an apocalyptic number.

It is an amenable number.

2613212012 is a deficient number, since it is larger than the sum of its proper divisors (1961364484).

2613212012 is a wasteful number, since it uses less digits than its factorization.

2613212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207928 (or 207926 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2613212012 is about 51119.5854052045. The cubic root of 2613212012 is about 1377.3940901639.

Adding to 2613212012 its reverse (2102123162), we get a palindrome (4715335174).

The spelling of 2613212012 in words is "two billion, six hundred thirteen million, two hundred twelve thousand, twelve".

Divisors: 1 2 4 3191 6382 12764 204733 409466 818932 653303003 1306606006 2613212012