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30025201 = 254311807
BaseRepresentation
bin111001010001…
…0010111110001
32002111102211111
41302202113301
530141301301
62551313321
7513132013
oct162422761
962442744
1030025201
1115a48418
12a07b841
1362b35bb
143db81b3
152981551
hex1ca25f1

30025201 has 4 divisors (see below), whose sum is σ = 30039552. Its totient is φ = 30010852.

The previous prime is 30025199. The next prime is 30025207. The reversal of 30025201 is 10252003.

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 30025201 - 21 = 30025199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30025207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3361 + ... + 8446.

It is an arithmetic number, because the mean of its divisors is an integer number (7509888).

Almost surely, 230025201 is an apocalyptic number.

It is an amenable number.

30025201 is a deficient number, since it is larger than the sum of its proper divisors (14351).

30025201 is a wasteful number, since it uses less digits than its factorization.

30025201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14350.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 30025201 is about 5479.5256181535. The cubic root of 30025201 is about 310.8102322068.

Adding to 30025201 its reverse (10252003), we get a palindrome (40277204).

The spelling of 30025201 in words is "thirty million, twenty-five thousand, two hundred one".

Divisors: 1 2543 11807 30025201