Search a number
-
+
360442031 = 2753130927
BaseRepresentation
bin10101011110111…
…110100010101111
3221010020100111212
4111132332202233
51214233121111
655433305035
711634464255
oct2536764257
9833210455
10360442031
11175507484
12a086517b
13598a1011
1435c285d5
152199c98b
hex157be8af

360442031 has 4 divisors (see below), whose sum is σ = 360575712. Its totient is φ = 360308352.

The previous prime is 360442001. The next prime is 360442081. The reversal of 360442031 is 130244063.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130244063 = 428930367.

It is a cyclic number.

It is not a de Polignac number, because 360442031 - 218 = 360179887 is a prime.

It is a super-2 number, since 2×3604420312 = 259836915422809922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 360441988 and 360442006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (360442001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62711 + ... + 68216.

It is an arithmetic number, because the mean of its divisors is an integer number (90143928).

Almost surely, 2360442031 is an apocalyptic number.

360442031 is a deficient number, since it is larger than the sum of its proper divisors (133681).

360442031 is a wasteful number, since it uses less digits than its factorization.

360442031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133680.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 360442031 is about 18985.3109271352. The cubic root of 360442031 is about 711.6697005345.

Adding to 360442031 its reverse (130244063), we get a palindrome (490686094).

The spelling of 360442031 in words is "three hundred sixty million, four hundred forty-two thousand, thirty-one".

Divisors: 1 2753 130927 360442031