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3012134143 = 6434684501
BaseRepresentation
bin1011001110001001…
…1000010011111111
321202220212021020211
42303202120103333
522132101243033
61214520253251
7134433501124
oct26342302377
97686767224
103012134143
1113062a8a67
12700911227
133900725c5
1420808474b
1512968e2cd
hexb38984ff

3012134143 has 4 divisors (see below), whose sum is σ = 3016819288. Its totient is φ = 3007449000.

The previous prime is 3012134131. The next prime is 3012134149. The reversal of 3012134143 is 3414312103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3414312103 = 19179700637.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3012134143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012134149) 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, 2341608 + ... + 2342893.

It is an arithmetic number, because the mean of its divisors is an integer number (754204822).

Almost surely, 23012134143 is an apocalyptic number.

3012134143 is a deficient number, since it is larger than the sum of its proper divisors (4685145).

3012134143 is an equidigital number, since it uses as much as digits as its factorization.

3012134143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685144.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3012134143 is about 54882.9130331108. The cubic root of 3012134143 is about 1444.1914503756.

Adding to 3012134143 its reverse (3414312103), we get a palindrome (6426446246).

The spelling of 3012134143 in words is "three billion, twelve million, one hundred thirty-four thousand, one hundred forty-three".

Divisors: 1 643 4684501 3012134143