Search a number
-
+
30024344224 = 257134037251
BaseRepresentation
bin11011111101100101…
…110010001010100000
32212111110002201101001
4123331211302022200
5442442213003344
621443141521344
72112013500160
oct337545621240
985443081331
1030024344224
1111807a61226
12599b113254
132aa6439974
14164b7845a0
15baad36ed4
hex6fd9722a0

30024344224 has 24 divisors (see below), whose sum is σ = 67554775008. Its totient is φ = 12867576000.

The previous prime is 30024344219. The next prime is 30024344257. The reversal of 30024344224 is 42244342003.

It is a happy number.

It is a super-2 number, since 2×300243442242 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 30024344192 and 30024344201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67018402 + ... + 67018849.

It is an arithmetic number, because the mean of its divisors is an integer number (2814782292).

Almost surely, 230024344224 is an apocalyptic number.

It is an amenable number.

30024344224 is an abundant number, since it is smaller than the sum of its proper divisors (37530430784).

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

30024344224 is a wasteful number, since it uses less digits than its factorization.

30024344224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134037268 (or 134037260 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 30024344224 its reverse (42244342003), we get a palindrome (72268686227).

The spelling of 30024344224 in words is "thirty billion, twenty-four million, three hundred forty-four thousand, two hundred twenty-four".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 134037251 268074502 536149004 938260757 1072298008 1876521514 2144596016 3753043028 4289192032 7506086056 15012172112 30024344224