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30760201 = 39177853
BaseRepresentation
bin111010101010…
…1110100001001
32010212210001201
41311111310021
530333311301
63015144201
7522312613
oct165256411
963783051
1030760201
11163aa65a
12a375061
1364b0004
144129db3
152a79201
hex1d55d09

30760201 has 4 divisors (see below), whose sum is σ = 30771972. Its totient is φ = 30748432.

The previous prime is 30760133. The next prime is 30760207. The reversal of 30760201 is 10206703.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 10725625 + 20034576 = 3275^2 + 4476^2 .

It is a cyclic number.

It is not a de Polignac number, because 30760201 - 219 = 30235913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30760207) 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, 10 + ... + 7843.

It is an arithmetic number, because the mean of its divisors is an integer number (7692993).

Almost surely, 230760201 is an apocalyptic number.

It is an amenable number.

30760201 is a deficient number, since it is larger than the sum of its proper divisors (11771).

30760201 is an equidigital number, since it uses as much as digits as its factorization.

30760201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11770.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 30760201 is about 5546.1879701287. The cubic root of 30760201 is about 313.3259677108.

Adding to 30760201 its reverse (10206703), we get a palindrome (40966904).

The spelling of 30760201 in words is "thirty million, seven hundred sixty thousand, two hundred one".

Divisors: 1 3917 7853 30760201