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30030230131 = 113188065191
BaseRepresentation
bin11011111101111100…
…001111001001110011
32212111212011202022121
4123331330033021303
5443000214331011
621443512015111
72112114513226
oct337574171163
985455152277
1030030230131
1111810311410
1259a1091497
132aa771aa55
14164c4775bd
15bab5eae71
hex6fdf0f273

30030230131 has 8 divisors (see below), whose sum is σ = 33817033728. Its totient is φ = 26419557000.

The previous prime is 30030230053. The next prime is 30030230143. The reversal of 30030230131 is 13103203003.

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 30030230131 - 27 = 30030230003 is a prime.

It is a super-2 number, since 2×300302301312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30030230161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44032255 + ... + 44032936.

It is an arithmetic number, because the mean of its divisors is an integer number (4227129216).

Almost surely, 230030230131 is an apocalyptic number.

30030230131 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

30030230131 is a deficient number, since it is larger than the sum of its proper divisors (3786803597).

30030230131 is a wasteful number, since it uses less digits than its factorization.

30030230131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88065233.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 30030230131 its reverse (13103203003), we get a palindrome (43133433134).

The spelling of 30030230131 in words is "thirty billion, thirty million, two hundred thirty thousand, one hundred thirty-one".

Divisors: 1 11 31 341 88065191 968717101 2730020921 30030230131