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30011000131 = 77411578503
BaseRepresentation
bin11011111100110010…
…111000010101000011
32212110111222202201101
4123330302320111003
5442430304001011
621441543515231
72111462202130
oct337462702503
985414882641
1030011000131
1111800477652
125996758b17
132aa3746c58
141649aad587
15ba9a9d2c1
hex6fccb8543

30011000131 has 8 divisors (see below), whose sum is σ = 34302973184. Its totient is φ = 25720198920.

The previous prime is 30011000113. The next prime is 30011000147. The reversal of 30011000131 is 13100011003.

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 30011000131 - 29 = 30010999619 is a prime.

It is a super-2 number, since 2×300110001312 (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 (30011000101) 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, 237375 + ... + 341128.

It is an arithmetic number, because the mean of its divisors is an integer number (4287871648).

Almost surely, 230011000131 is an apocalyptic number.

30011000131 is a deficient number, since it is larger than the sum of its proper divisors (4291973053).

30011000131 is an equidigital number, since it uses as much as digits as its factorization.

30011000131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585921.

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 30011000131 its reverse (13100011003), we get a palindrome (43111011134).

The spelling of 30011000131 in words is "thirty billion, eleven million, one hundred thirty-one", and thus it is an aban number.

Divisors: 1 7 7411 51877 578503 4049521 4287285733 30011000131