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30014542 = 241366031
BaseRepresentation
bin111001001111…
…1110001001110
32002110220012201
41302133301032
530140431132
62551152114
7513055645
oct162376116
962426181
1030014542
1115a40408
12a07563a
1362ab7ac
143db435c
15297d2e7
hex1c9fc4e

30014542 has 8 divisors (see below), whose sum is σ = 46120032. Its totient is φ = 14641200.

The previous prime is 30014533. The next prime is 30014591. The reversal of 30014542 is 24541003.

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

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, 182934 + ... + 183097.

It is an arithmetic number, because the mean of its divisors is an integer number (5765004).

Almost surely, 230014542 is an apocalyptic number.

30014542 is a deficient number, since it is larger than the sum of its proper divisors (16105490).

30014542 is a wasteful number, since it uses less digits than its factorization.

30014542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366074.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 30014542 is about 5478.5529111253. The cubic root of 30014542 is about 310.7734484577.

Adding to 30014542 its reverse (24541003), we get a palindrome (54555545).

The spelling of 30014542 in words is "thirty million, fourteen thousand, five hundred forty-two".

Divisors: 1 2 41 82 366031 732062 15007271 30014542