Search a number
-
+
10445477 = 72213173
BaseRepresentation
bin100111110110…
…001010100101
3201122200111112
4213312022211
510133223402
61011514405
7154533200
oct47661245
921580445
1010445477
115994929
1235b8a05
132219573
14155c937
15db4e52
hex9f62a5

10445477 has 6 divisors (see below), whose sum is σ = 12150918. Its totient is φ = 8953224.

The previous prime is 10445471. The next prime is 10445489. The reversal of 10445477 is 77454401.

It can be written as a sum of positive squares in only one way, i.e., 8116801 + 2328676 = 2849^2 + 1526^2 .

It is not a de Polignac number, because 10445477 - 220 = 9396901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10445471) 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, 106538 + ... + 106635.

It is an arithmetic number, because the mean of its divisors is an integer number (2025153).

Almost surely, 210445477 is an apocalyptic number.

It is an amenable number.

10445477 is a deficient number, since it is larger than the sum of its proper divisors (1705441).

10445477 is an equidigital number, since it uses as much as digits as its factorization.

10445477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213187 (or 213180 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 10445477 is about 3231.9463176235. The cubic root of 10445477 is about 218.5962759976.

Adding to 10445477 its reverse (77454401), we get a palindrome (87899878).

The spelling of 10445477 in words is "ten million, four hundred forty-five thousand, four hundred seventy-seven".

Divisors: 1 7 49 213173 1492211 10445477