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30054168 = 2332417419
BaseRepresentation
bin111001010100…
…1011100011000
32002112220120100
41302221130120
530143213133
62552055400
7513312324
oct162513430
962486510
1030054168
1115a68161
12a094560
1362c3841
143dc4984
152989e13
hex1ca9718

30054168 has 24 divisors (see below), whose sum is σ = 81396900. Its totient is φ = 10018032.

The previous prime is 30054149. The next prime is 30054191. The reversal of 30054168 is 86145003.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 208638 + ... + 208781.

Almost surely, 230054168 is an apocalyptic number.

It is an amenable number.

30054168 is an abundant number, since it is smaller than the sum of its proper divisors (51342732).

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

30054168 is a wasteful number, since it uses less digits than its factorization.

30054168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417431 (or 417424 counting only the distinct ones).

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

The square root of 30054168 is about 5482.1681842132. The cubic root of 30054168 is about 310.9101521178.

The spelling of 30054168 in words is "thirty million, fifty-four thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 417419 834838 1252257 1669676 2504514 3339352 3756771 5009028 7513542 10018056 15027084 30054168