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30466884 = 2237383947
BaseRepresentation
bin111010000111…
…0001101000100
32010022212201010
41310032031010
530244420014
63005002220
7516651510
oct164161504
963285633
1030466884
111621a248
12a253370
136409656
144091140
152a1c359
hex1d0e344

30466884 has 48 divisors (see below), whose sum is σ = 81543168. Its totient is φ = 8672928.

The previous prime is 30466883. The next prime is 30466889. The reversal of 30466884 is 48866403.

It is not an unprimeable number, because it can be changed into a prime (30466883) 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 15 ways as a sum of consecutive naturals, for example, 31699 + ... + 32645.

It is an arithmetic number, because the mean of its divisors is an integer number (1698816).

Almost surely, 230466884 is an apocalyptic number.

It is an amenable number.

30466884 is an abundant number, since it is smaller than the sum of its proper divisors (51076284).

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

30466884 is a wasteful number, since it uses less digits than its factorization.

30466884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344 (or 1342 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 30466884 is about 5519.6815125512. The cubic root of 30466884 is about 312.3268681522.

The spelling of 30466884 in words is "thirty million, four hundred sixty-six thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 383 766 947 1149 1532 1894 2298 2681 2841 3788 4596 5362 5682 6629 8043 10724 11364 13258 16086 19887 26516 32172 39774 79548 362701 725402 1088103 1450804 2176206 2538907 4352412 5077814 7616721 10155628 15233442 30466884