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10852181 = 113137701
BaseRepresentation
bin101001011001…
…011101010101
3202102100101122
4221121131111
510234232211
61024333325
7161146004
oct51313525
922370348
1010852181
11614244a
123774245
13232c712
141626c3b
15e456db
hexa59755

10852181 has 8 divisors (see below), whose sum is σ = 11043864. Its totient is φ = 10662400.

The previous prime is 10852141. The next prime is 10852213. The reversal of 10852181 is 18125801.

10852181 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1030225 + 9821956 = 1015^2 + 3134^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10852181 is a prime.

It is a super-4 number, since 4×108521814 (a number of 29 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10852181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10852111) 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, 15131 + ... + 15831.

It is an arithmetic number, because the mean of its divisors is an integer number (1380483).

Almost surely, 210852181 is an apocalyptic number.

It is an amenable number.

10852181 is a deficient number, since it is larger than the sum of its proper divisors (191683).

10852181 is a wasteful number, since it uses less digits than its factorization.

10852181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951.

The product of its (nonzero) digits is 640, while the sum is 26.

The square root of 10852181 is about 3294.2648648826. The cubic root of 10852181 is about 221.3973115378.

Adding to 10852181 its reverse (18125801), we get a palindrome (28977982).

The spelling of 10852181 in words is "ten million, eight hundred fifty-two thousand, one hundred eighty-one".

Divisors: 1 113 137 701 15481 79213 96037 10852181