Search a number
-
+
3012030001 = 6149377541
BaseRepresentation
bin1011001110000111…
…1110111000110001
321202220122222101201
42303201332320301
522132034430001
61214514131201
7134432555401
oct26341767061
97686588351
103012030001
1113062377a2
12700880b01
13390037096
14208058801
1512966d501
hexb387ee31

3012030001 has 4 divisors (see below), whose sum is σ = 3061407604. Its totient is φ = 2962652400.

The previous prime is 3012029983. The next prime is 3012030011. The reversal of 3012030001 is 1000302103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1000302103 = 1138852231.

It can be written as a sum of positive squares in 2 ways, for example, as 48316401 + 2963713600 = 6951^2 + 54440^2 .

It is a cyclic number.

It is not a de Polignac number, because 3012030001 - 27 = 3012029873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3012030001.

It is not an unprimeable number, because it can be changed into a prime (3012030011) 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, 24688710 + ... + 24688831.

It is an arithmetic number, because the mean of its divisors is an integer number (765351901).

Almost surely, 23012030001 is an apocalyptic number.

It is an amenable number.

3012030001 is a deficient number, since it is larger than the sum of its proper divisors (49377603).

3012030001 is an equidigital number, since it uses as much as digits as its factorization.

3012030001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49377602.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 3012030001 is about 54881.9642596728. The cubic root of 3012030001 is about 1444.1748062829.

Adding to 3012030001 its reverse (1000302103), we get a palindrome (4012332104).

It can be divided in two parts, 301 and 2030001, that added together give a palindrome (2030302).

The spelling of 3012030001 in words is "three billion, twelve million, thirty thousand, one".

Divisors: 1 61 49377541 3012030001