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30114425 = 5211109507
BaseRepresentation
bin111001011100…
…0001001111001
32002122222020002
41302320021321
530202130200
62553242345
7513653105
oct162701171
962588202
1030114425
1115aa9460
12a1033b5
1363150b3
143ddc905
15299cbd5
hex1cb8279

30114425 has 12 divisors (see below), whose sum is σ = 40736976. Its totient is φ = 21901200.

The previous prime is 30114407. The next prime is 30114431. The reversal of 30114425 is 52441103.

It is not a de Polignac number, because 30114425 - 210 = 30113401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30114397 and 30114406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54479 + ... + 55028.

It is an arithmetic number, because the mean of its divisors is an integer number (3394748).

Almost surely, 230114425 is an apocalyptic number.

It is an amenable number.

30114425 is a deficient number, since it is larger than the sum of its proper divisors (10622551).

30114425 is a wasteful number, since it uses less digits than its factorization.

30114425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109528 (or 109523 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 30114425 is about 5487.6611593647. The cubic root of 30114425 is about 311.1177994830.

Adding to 30114425 its reverse (52441103), we get a palindrome (82555528).

The spelling of 30114425 in words is "thirty million, one hundred fourteen thousand, four hundred twenty-five".

Divisors: 1 5 11 25 55 275 109507 547535 1204577 2737675 6022885 30114425