Search a number
-
+
881076242 = 213921512
BaseRepresentation
bin110100100001000…
…010100000010010
32021101220022101102
4310201002200102
53301023414432
6223232304402
730556011254
oct6441024022
92241808342
10881076242
11412387692
122070a2102
131106cc0b7
1485031cd4
155253e962
hex34842812

881076242 has 18 divisors (see below), whose sum is σ = 1340064999. Its totient is φ = 434472300.

The previous prime is 881076239. The next prime is 881076269. The reversal of 881076242 is 242670188.

It can be written as a sum of positive squares in only one way, i.e., 440538121 + 440538121 = 20989^2 + 20989^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=20989.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 881076196 and 881076205.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5834867 + ... + 5835017.

Almost surely, 2881076242 is an apocalyptic number.

881076242 is a deficient number, since it is larger than the sum of its proper divisors (458988757).

881076242 is an equidigital number, since it uses as much as digits as its factorization.

881076242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 38.

The square root of 881076242 is about 29682.9284606489. The cubic root of 881076242 is about 958.6744734192.

It can be divided in two parts, 88107 and 6242, that added together give a palindrome (94349).

The spelling of 881076242 in words is "eight hundred eighty-one million, seventy-six thousand, two hundred forty-two".

Divisors: 1 2 139 151 278 302 19321 20989 22801 38642 41978 45602 2917471 3169339 5834942 6338678 440538121 881076242