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30013054 = 243348989
BaseRepresentation
bin111001001111…
…1011001111110
32002110211011121
41302133121332
530140404204
62551141154
7513051421
oct162373176
962424147
1030013054
1115a3a285
12a0747ba
1362aac06
143db39b8
15297cb54
hex1c9f67e

30013054 has 8 divisors (see below), whose sum is σ = 46066680. Its totient is φ = 14657496.

The previous prime is 30013051. The next prime is 30013063. The reversal of 30013054 is 45031003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30013051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174409 + ... + 174580.

It is an arithmetic number, because the mean of its divisors is an integer number (5758335).

Almost surely, 230013054 is an apocalyptic number.

30013054 is a deficient number, since it is larger than the sum of its proper divisors (16053626).

30013054 is a wasteful number, since it uses less digits than its factorization.

30013054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349034.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 30013054 is about 5478.4171071579. The cubic root of 30013054 is about 310.7683127413.

Adding to 30013054 its reverse (45031003), we get a palindrome (75044057).

The spelling of 30013054 in words is "thirty million, thirteen thousand, fifty-four".

Divisors: 1 2 43 86 348989 697978 15006527 30013054