Search a number
-
+
361055323 = 421785619
BaseRepresentation
bin10101100001010…
…100010001011011
3221011101111210101
4111201110101123
51214412232243
655454400231
711642630266
oct2541242133
9834344711
10361055323
11175896232
12a0b00077
1359a57205
1435d47cdd
1521a6e54d
hex1585445b

361055323 has 4 divisors (see below), whose sum is σ = 361145160. Its totient is φ = 360965488.

The previous prime is 361055293. The next prime is 361055353. The reversal of 361055323 is 323550163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323550163 = 378744599.

It is an interprime number because it is at equal distance from previous prime (361055293) and next prime (361055353).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-361055323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 361055291 and 361055300.

It is not an unprimeable number, because it can be changed into a prime (361055353) 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, 38593 + ... + 47026.

It is an arithmetic number, because the mean of its divisors is an integer number (90286290).

Almost surely, 2361055323 is an apocalyptic number.

361055323 is a deficient number, since it is larger than the sum of its proper divisors (89837).

361055323 is an equidigital number, since it uses as much as digits as its factorization.

361055323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89836.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 361055323 is about 19001.4558126476. The cubic root of 361055323 is about 712.0731070779.

The spelling of 361055323 in words is "three hundred sixty-one million, fifty-five thousand, three hundred twenty-three".

Divisors: 1 4217 85619 361055323