Search a number
-
+
881241 = 31571871
BaseRepresentation
bin11010111001001011001
31122202211120
43113021121
5211144431
630515453
710330134
oct3271131
91582746
10881241
115520a9
12365b89
1324b15a
1418d21b
15126196
hexd7259

881241 has 8 divisors (see below), whose sum is σ = 1183104. Its totient is φ = 583440.

The previous prime is 881233. The next prime is 881249. The reversal of 881241 is 142188.

It is an interprime number because it is at equal distance from previous prime (881233) and next prime (881249).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 881241 - 23 = 881233 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (881249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465 + ... + 1406.

It is an arithmetic number, because the mean of its divisors is an integer number (147888).

2881241 is an apocalyptic number.

It is an amenable number.

881241 is a deficient number, since it is larger than the sum of its proper divisors (301863).

881241 is a wasteful number, since it uses less digits than its factorization.

881241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031.

The product of its digits is 512, while the sum is 24.

The square root of 881241 is about 938.7443741509. The cubic root of 881241 is about 95.8734225889.

The spelling of 881241 in words is "eight hundred eighty-one thousand, two hundred forty-one".

Divisors: 1 3 157 471 1871 5613 293747 881241