Search a number
-
+
110007081 = 3212223009
BaseRepresentation
bin1101000111010…
…01001100101001
321122222221100100
412203221030221
5211130211311
614525500013
72504021232
oct643511451
9248887310
10110007081
1157106a48
1230a11609
1319a38662
1410878089
1599cea56
hex68e9329

110007081 has 6 divisors (see below), whose sum is σ = 158899130. Its totient is φ = 73338048.

The previous prime is 110007071. The next prime is 110007083. The reversal of 110007081 is 180700011.

It can be written as a sum of positive squares in only one way, i.e., 57517056 + 52490025 = 7584^2 + 7245^2 .

It is not a de Polignac number, because 110007081 - 25 = 110007049 is a prime.

It is a super-2 number, since 2×1100070812 = 24203115740281122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110007083) 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 5 ways as a sum of consecutive naturals, for example, 6111496 + ... + 6111513.

Almost surely, 2110007081 is an apocalyptic number.

It is an amenable number.

110007081 is a deficient number, since it is larger than the sum of its proper divisors (48892049).

110007081 is a wasteful number, since it uses less digits than its factorization.

110007081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12223015 (or 12223012 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 18.

The square root of 110007081 is about 10488.4260496988. The cubic root of 110007081 is about 479.1522667111.

Adding to 110007081 its reverse (180700011), we get a palindrome (290707092).

It can be divided in two parts, 11000 and 7081, that added together give a palindrome (18081).

The spelling of 110007081 in words is "one hundred ten million, seven thousand, eighty-one".

Divisors: 1 3 9 12223009 36669027 110007081