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13882244 = 2216212141
BaseRepresentation
bin110100111101…
…001110000100
3222010021212012
4310331032010
512023212434
61213313352
7225666005
oct64751604
928107765
1013882244
117921a32
124795858
132b5095c
141bb51ac
1513433ce
hexd3d384

13882244 has 12 divisors (see below), whose sum is σ = 24320268. Its totient is φ = 6933600.

The previous prime is 13882241. The next prime is 13882247. The reversal of 13882244 is 44228831.

13882244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13882241) and next prime (13882247).

It can be written as a sum of positive squares in 2 ways, for example, as 12166144 + 1716100 = 3488^2 + 1310^2 .

It is a super-3 number, since 3×138822443 (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13882244.

It is not an unprimeable number, because it can be changed into a prime (13882241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5414 + ... + 7554.

It is an arithmetic number, because the mean of its divisors is an integer number (2026689).

Almost surely, 213882244 is an apocalyptic number.

It is an amenable number.

13882244 is a deficient number, since it is larger than the sum of its proper divisors (10438024).

13882244 is a wasteful number, since it uses less digits than its factorization.

13882244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3766 (or 3764 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

The square root of 13882244 is about 3725.8883504474. Note that the first 3 decimals coincide. The cubic root of 13882244 is about 240.3365879169.

The spelling of 13882244 in words is "thirteen million, eight hundred eighty-two thousand, two hundred forty-four".

Divisors: 1 2 4 1621 2141 3242 4282 6484 8564 3470561 6941122 13882244