Search a number
-
+
10212748 = 2271328057
BaseRepresentation
bin100110111101…
…010110001100
3201012212020221
4212331112030
510103301443
61002521124
7152543530
oct46752614
921185227
1010212748
115845a97
1235061a4
132167660
1414dbbc0
15d6aeed
hex9bd58c

10212748 has 24 divisors (see below), whose sum is σ = 21997472. Its totient is φ = 4040064.

The previous prime is 10212739. The next prime is 10212749. The reversal of 10212748 is 84721201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10212749) 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 7 ways as a sum of consecutive naturals, for example, 13665 + ... + 14392.

Almost surely, 210212748 is an apocalyptic number.

It is an amenable number.

10212748 is an abundant number, since it is smaller than the sum of its proper divisors (11784724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10212748 is a wasteful number, since it uses less digits than its factorization.

10212748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28081 (or 28079 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 10212748 is about 3195.7390381569. The cubic root of 10212748 is about 216.9605993575.

Adding to 10212748 its reverse (84721201), we get a palindrome (94933949).

The spelling of 10212748 in words is "ten million, two hundred twelve thousand, seven hundred forty-eight".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 28057 56114 112228 196399 364741 392798 729482 785596 1458964 2553187 5106374 10212748