Search a number
-
+
30144096 = 2533139251
BaseRepresentation
bin111001011111…
…1011001100000
32002201110221000
41302333121200
530204102341
62554032000
7514135443
oct162773140
962643830
1030144096
1116019784
12a118600
136325758
14400965a
1529a68b6
hex1cbf660

30144096 has 96 divisors (see below), whose sum is σ = 88905600. Its totient is φ = 9936000.

The previous prime is 30144073. The next prime is 30144097. The reversal of 30144096 is 69044103.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30144097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119971 + ... + 120221.

It is an arithmetic number, because the mean of its divisors is an integer number (926100).

Almost surely, 230144096 is an apocalyptic number.

30144096 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30144096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44452800).

30144096 is an abundant number, since it is smaller than the sum of its proper divisors (58761504).

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

30144096 is a wasteful number, since it uses less digits than its factorization.

30144096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 30144096 is about 5490.3639223643. The cubic root of 30144096 is about 311.2199448407.

Adding to 30144096 its reverse (69044103), we get a palindrome (99188199).

The spelling of 30144096 in words is "thirty million, one hundred forty-four thousand, ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 139 144 216 251 278 288 417 432 502 556 753 834 864 1004 1112 1251 1506 1668 2008 2224 2259 2502 3012 3336 3753 4016 4448 4518 5004 6024 6672 6777 7506 8032 9036 10008 12048 13344 13554 15012 18072 20016 24096 27108 30024 34889 36144 40032 54216 60048 69778 72288 104667 108432 120096 139556 209334 216864 279112 314001 418668 558224 628002 837336 942003 1116448 1256004 1674672 1884006 2512008 3349344 3768012 5024016 7536024 10048032 15072048 30144096