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30241115 = 543114033
BaseRepresentation
bin111001101011…
…1000101011011
32002220102000022
41303113011123
530220203430
63000101055
7515021342
oct163270533
962812008
1030241115
1116085663
12a16478b
13635a968
144032b59
1529c54e5
hex1cd715b

30241115 has 8 divisors (see below), whose sum is σ = 36376128. Its totient is φ = 24135040.

The previous prime is 30241093. The next prime is 30241193. The reversal of 30241115 is 51114203.

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

It is not a de Polignac number, because 30241115 - 214 = 30224731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30241093 and 30241102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4862 + ... + 9171.

It is an arithmetic number, because the mean of its divisors is an integer number (4547016).

Almost surely, 230241115 is an apocalyptic number.

30241115 is a deficient number, since it is larger than the sum of its proper divisors (6135013).

30241115 is a wasteful number, since it uses less digits than its factorization.

30241115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14469.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 30241115 is about 5499.1922134073. The cubic root of 30241115 is about 311.5534751850.

Adding to 30241115 its reverse (51114203), we get a palindrome (81355318).

The spelling of 30241115 in words is "thirty million, two hundred forty-one thousand, one hundred fifteen".

Divisors: 1 5 431 2155 14033 70165 6048223 30241115