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30061084 = 2242117851
BaseRepresentation
bin111001010101…
…1001000011100
32002120021001111
41302223020130
530143423314
62552151404
7513341434
oct162531034
962507044
1030061084
1115a72379
12a098564
1362c6a31
143dc72c4
15298bec4
hex1cab21c

30061084 has 12 divisors (see below), whose sum is σ = 52734808. Its totient is φ = 14994000.

The previous prime is 30061079. The next prime is 30061111. The reversal of 30061084 is 48016003.

It is a congruent number.

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, 7242 + ... + 10609.

Almost surely, 230061084 is an apocalyptic number.

It is an amenable number.

30061084 is a deficient number, since it is larger than the sum of its proper divisors (22673724).

30061084 is a wasteful number, since it uses less digits than its factorization.

30061084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18276 (or 18274 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 30061084 is about 5482.7989202596. The cubic root of 30061084 is about 310.9339989455.

Adding to 30061084 its reverse (48016003), we get a palindrome (78077087).

The spelling of 30061084 in words is "thirty million, sixty-one thousand, eighty-four".

Divisors: 1 2 4 421 842 1684 17851 35702 71404 7515271 15030542 30061084