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30041295 = 3517117809
BaseRepresentation
bin111001010011…
…0010011001111
32002112020220120
41302212103033
530142310140
62551520023
7513226644
oct162462317
962466816
1030041295
1115a59519
12a089013
1362baa1b
143dbddcb
1529861d0
hex1ca64cf

30041295 has 16 divisors (see below), whose sum is σ = 50893920. Its totient is φ = 15079424.

The previous prime is 30041293. The next prime is 30041309. The reversal of 30041295 is 59214003.

It is a cyclic number.

It is not a de Polignac number, because 30041295 - 21 = 30041293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30041293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58650 + ... + 59159.

It is an arithmetic number, because the mean of its divisors is an integer number (3180870).

Almost surely, 230041295 is an apocalyptic number.

30041295 is a deficient number, since it is larger than the sum of its proper divisors (20852625).

30041295 is a wasteful number, since it uses less digits than its factorization.

30041295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117834.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 30041295 is about 5480.9939791976. The cubic root of 30041295 is about 310.8657554142.

Adding to 30041295 its reverse (59214003), we get a palindrome (89255298).

The spelling of 30041295 in words is "thirty million, forty-one thousand, two hundred ninety-five".

Divisors: 1 3 5 15 17 51 85 255 117809 353427 589045 1767135 2002753 6008259 10013765 30041295