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2012434297 = 4742817751
BaseRepresentation
bin111011111110011…
…0100111101111001
312012020202020212121
41313330310331321
513110140344142
6531405241241
7100604260246
oct16774647571
95166666777
102012434297
11942a6a745
12481b63221
13260c0bc33
141513b45cd
15bba1bc67
hex77f34f79

2012434297 has 4 divisors (see below), whose sum is σ = 2055252096. Its totient is φ = 1969616500.

The previous prime is 2012434273. The next prime is 2012434301. The reversal of 2012434297 is 7924342102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2012434297 - 219 = 2011910009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012434247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21408829 + ... + 21408922.

It is an arithmetic number, because the mean of its divisors is an integer number (513813024).

Almost surely, 22012434297 is an apocalyptic number.

It is an amenable number.

2012434297 is a deficient number, since it is larger than the sum of its proper divisors (42817799).

2012434297 is an equidigital number, since it uses as much as digits as its factorization.

2012434297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42817798.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 2012434297 is about 44860.1638093309. The cubic root of 2012434297 is about 1262.5266961907.

Adding to 2012434297 its reverse (7924342102), we get a palindrome (9936776399).

The spelling of 2012434297 in words is "two billion, twelve million, four hundred thirty-four thousand, two hundred ninety-seven".

Divisors: 1 47 42817751 2012434297