Search a number
-
+
30034001 = 97130931
BaseRepresentation
bin111001010010…
…0100001010001
32002111212220102
41302210201101
530142042001
62551422145
7513166454
oct162444121
962455812
1030034001
1115a53a98
12a084955
1362b75ca
143dbb49b
152983e6b
hex1ca4851

30034001 has 4 divisors (see below), whose sum is σ = 30065904. Its totient is φ = 30002100.

The previous prime is 30033989. The next prime is 30034007. The reversal of 30034001 is 10043003.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10043003 = 43922877.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30034001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30034007) 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, 14495 + ... + 16436.

It is an arithmetic number, because the mean of its divisors is an integer number (7516476).

Almost surely, 230034001 is an apocalyptic number.

It is an amenable number.

30034001 is a deficient number, since it is larger than the sum of its proper divisors (31903).

30034001 is an equidigital number, since it uses as much as digits as its factorization.

30034001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31902.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 30034001 is about 5480.3285485452. The cubic root of 30034001 is about 310.8405940671.

Adding to 30034001 its reverse (10043003), we get a palindrome (40077004).

The spelling of 30034001 in words is "thirty million, thirty-four thousand, one".

Divisors: 1 971 30931 30034001