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30027514 = 2119714071
BaseRepresentation
bin111001010001…
…0111011111010
32002111120000011
41302202323322
530141340024
62551332134
7513141526
oct162427372
962446004
1030027514
1115a4a130
12a08104a
1362b467a
143db8d86
152982094
hex1ca2efa

30027514 has 16 divisors (see below), whose sum is σ = 49646016. Its totient is φ = 13507200.

The previous prime is 30027511. The next prime is 30027527. The reversal of 30027514 is 41572003.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (30027511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4902 + ... + 9169.

It is an arithmetic number, because the mean of its divisors is an integer number (3102876).

Almost surely, 230027514 is an apocalyptic number.

30027514 is a deficient number, since it is larger than the sum of its proper divisors (19618502).

30027514 is a wasteful number, since it uses less digits than its factorization.

30027514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14181.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 30027514 is about 5479.7366725053. The cubic root of 30027514 is about 310.8182131204.

Adding to 30027514 its reverse (41572003), we get a palindrome (71599517).

The spelling of 30027514 in words is "thirty million, twenty-seven thousand, five hundred fourteen".

Divisors: 1 2 11 22 97 194 1067 2134 14071 28142 154781 309562 1364887 2729774 15013757 30027514