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154112 = 29743
BaseRepresentation
bin100101101000000000
321211101212
4211220000
514412422
63145252
71211210
oct455000
9254355
10154112
11a5872
1275228
13551ba
1440240
15309e2
hex25a00

154112 has 40 divisors (see below), whose sum is σ = 360096. Its totient is φ = 64512.

The previous prime is 154111. The next prime is 154127. The reversal of 154112 is 211451.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 154112.

It is not an unprimeable number, because it can be changed into a prime (154111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3563 + ... + 3605.

2154112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 154112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180048).

154112 is an abundant number, since it is smaller than the sum of its proper divisors (205984).

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

154112 is an frugal number, since it uses more digits than its factorization.

154112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68 (or 52 counting only the distinct ones).

The product of its digits is 40, while the sum is 14.

The square root of 154112 is about 392.5710126843. The cubic root of 154112 is about 53.6140751630.

Adding to 154112 its reverse (211451), we get a palindrome (365563).

The spelling of 154112 in words is "one hundred fifty-four thousand, one hundred twelve".

Divisors: 1 2 4 7 8 14 16 28 32 43 56 64 86 112 128 172 224 256 301 344 448 512 602 688 896 1204 1376 1792 2408 2752 3584 4816 5504 9632 11008 19264 22016 38528 77056 154112