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30110841 = 3223145463
BaseRepresentation
bin111001011011…
…1010001111001
32002122210022100
41302313101321
530202021331
62553214013
7513636465
oct162672171
962583270
1030110841
1115aa67a2
12a101309
136313587
143ddb4a5
15299bae6
hex1cb7479

30110841 has 12 divisors (see below), whose sum is σ = 45384768. Its totient is φ = 19200984.

The previous prime is 30110833. The next prime is 30110849. The reversal of 30110841 is 14801103.

It is an interprime number because it is at equal distance from previous prime (30110833) and next prime (30110849).

It is not a de Polignac number, because 30110841 - 23 = 30110833 is a prime.

It is a super-3 number, since 3×301108413 (a number of 23 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30110849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72525 + ... + 72938.

It is an arithmetic number, because the mean of its divisors is an integer number (3782064).

Almost surely, 230110841 is an apocalyptic number.

It is an amenable number.

30110841 is a deficient number, since it is larger than the sum of its proper divisors (15273927).

30110841 is a wasteful number, since it uses less digits than its factorization.

30110841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145492 (or 145489 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 30110841 is about 5487.3345988740. The cubic root of 30110841 is about 311.1054566669.

Adding to 30110841 its reverse (14801103), we get a palindrome (44911944).

The spelling of 30110841 in words is "thirty million, one hundred ten thousand, eight hundred forty-one".

Divisors: 1 3 9 23 69 207 145463 436389 1309167 3345649 10036947 30110841