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30225168 = 2432431487
BaseRepresentation
bin111001101001…
…1001100010000
32002212121010200
41303103030100
530214201133
62555455200
7514624011
oct163231420
962777120
1030225168
1116074686
12a157500
13635361c
14402b008
1529c0913
hex1cd3310

30225168 has 60 divisors (see below), whose sum is σ = 84958848. Its totient is φ = 10031040.

The previous prime is 30225161. The next prime is 30225179. The reversal of 30225168 is 86152203.

It is not an unprimeable number, because it can be changed into a prime (30225161) 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 11 ways as a sum of consecutive naturals, for example, 61821 + ... + 62307.

Almost surely, 230225168 is an apocalyptic number.

It is an amenable number.

30225168 is an abundant number, since it is smaller than the sum of its proper divisors (54733680).

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

30225168 is a wasteful number, since it uses less digits than its factorization.

30225168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932 (or 923 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 30225168 is about 5497.7420819824. The cubic root of 30225168 is about 311.4987018867.

The spelling of 30225168 in words is "thirty million, two hundred twenty-five thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 431 487 862 974 1293 1461 1724 1948 2586 2922 3448 3879 3896 4383 5172 5844 6896 7758 7792 8766 10344 11688 15516 17532 20688 23376 31032 35064 62064 70128 209897 419794 629691 839588 1259382 1679176 1889073 2518764 3358352 3778146 5037528 7556292 10075056 15112584 30225168