Search a number
-
+
13161192 = 2331149853
BaseRepresentation
bin110010001101…
…001011101000
3220202122202120
4302031023220
511332124232
61150031240
7216603552
oct62151350
926678676
1013161192
11747a220
1244a8520
13295a6b5
141a684d2
15124e92c
hexc8d2e8

13161192 has 32 divisors (see below), whose sum is σ = 35894880. Its totient is φ = 3988160.

The previous prime is 13161191. The next prime is 13161193. The reversal of 13161192 is 29116131.

It is an interprime number because it is at equal distance from previous prime (13161191) and next prime (13161193).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (13161191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24663 + ... + 25190.

It is an arithmetic number, because the mean of its divisors is an integer number (1121715).

Almost surely, 213161192 is an apocalyptic number.

13161192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13161192 is an abundant number, since it is smaller than the sum of its proper divisors (22733688).

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

13161192 is a wasteful number, since it uses less digits than its factorization.

13161192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49873 (or 49869 counting only the distinct ones).

The product of its digits is 324, while the sum is 24.

The square root of 13161192 is about 3627.8357184415. The cubic root of 13161192 is about 236.1013162606.

The spelling of 13161192 in words is "thirteen million, one hundred sixty-one thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 49853 99706 149559 199412 299118 398824 548383 598236 1096766 1196472 1645149 2193532 3290298 4387064 6580596 13161192