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30087332 = 22114714549
BaseRepresentation
bin111001011000…
…1100010100100
32002121121001122
41302301202210
530200243312
62552513112
7513511112
oct162614244
962547048
1030087332
1115a90070
12a0ab798
136305972
143dd2ab2
152994b72
hex1cb18a4

30087332 has 24 divisors (see below), whose sum is σ = 58665600. Its totient is φ = 13384160.

The previous prime is 30087311. The next prime is 30087341. The reversal of 30087332 is 23378003.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5207 + ... + 9342.

It is an arithmetic number, because the mean of its divisors is an integer number (2444400).

Almost surely, 230087332 is an apocalyptic number.

It is an amenable number.

30087332 is a deficient number, since it is larger than the sum of its proper divisors (28578268).

30087332 is a wasteful number, since it uses less digits than its factorization.

30087332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14611 (or 14609 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 30087332 is about 5485.1920659171. The cubic root of 30087332 is about 311.0244705262.

The spelling of 30087332 in words is "thirty million, eighty-seven thousand, three hundred thirty-two".

Divisors: 1 2 4 11 22 44 47 94 188 517 1034 2068 14549 29098 58196 160039 320078 640156 683803 1367606 2735212 7521833 15043666 30087332