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30024213131 = 115012954449
BaseRepresentation
bin11011111101100101…
…010010001010001011
32212111102212001112202
4123331211102022023
5442442144310011
621443135030415
72112012413033
oct337545221213
985442761482
1030024213131
1111807981790
12599b06b40b
132aa63c20b3
14164b74c8c3
15baad0d23b
hex6fd95228b

30024213131 has 8 divisors (see below), whose sum is σ = 32754942000. Its totient is φ = 27293693440.

The previous prime is 30024213083. The next prime is 30024213181. The reversal of 30024213131 is 13131242003.

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

It is a cyclic number.

It is not a de Polignac number, because 30024213131 - 214 = 30024196747 is a prime.

It is a super-2 number, since 2×300242131312 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30024213181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524195 + ... + 578643.

It is an arithmetic number, because the mean of its divisors is an integer number (4094367750).

Almost surely, 230024213131 is an apocalyptic number.

30024213131 is a deficient number, since it is larger than the sum of its proper divisors (2730728869).

30024213131 is a wasteful number, since it uses less digits than its factorization.

30024213131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104589.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 30024213131 its reverse (13131242003), we get a palindrome (43155455134).

The spelling of 30024213131 in words is "thirty billion, twenty-four million, two hundred thirteen thousand, one hundred thirty-one".

Divisors: 1 11 50129 54449 551419 598939 2729473921 30024213131