Search a number
-
+
382201201 = 3112329071
BaseRepresentation
bin10110110001111…
…110110101110001
3222122011211111001
4112301332311301
51240320414301
6101531522001
712320441134
oct2661766561
9878154431
10382201201
11186819468
12a7bb9301
136124c075
1438a9021b
1523849c01
hex16c7ed71

382201201 has 4 divisors (see below), whose sum is σ = 394530304. Its totient is φ = 369872100.

The previous prime is 382201199. The next prime is 382201217. The reversal of 382201201 is 102102283.

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: 102102283 = 472172389.

It is a cyclic number.

It is not a de Polignac number, because 382201201 - 21 = 382201199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (382201291) 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, 6164505 + ... + 6164566.

It is an arithmetic number, because the mean of its divisors is an integer number (98632576).

Almost surely, 2382201201 is an apocalyptic number.

382201201 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

382201201 is a deficient number, since it is larger than the sum of its proper divisors (12329103).

382201201 is a wasteful number, since it uses less digits than its factorization.

382201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12329102.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 382201201 is about 19549.9667774654. The cubic root of 382201201 is about 725.7115177359.

Adding to 382201201 its reverse (102102283), we get a palindrome (484303484).

The spelling of 382201201 in words is "three hundred eighty-two million, two hundred one thousand, two hundred one".

Divisors: 1 31 12329071 382201201