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30011213311 = 149809248971
BaseRepresentation
bin11011111100110011…
…101100010111111111
32212110112101121010221
4123330303230113333
5442430332311221
621441552242211
72111464050502
oct337463542777
985415347127
1030011213311
1111800602832
125996840367
132aa37bccb1
141649b27139
15ba9ae1541
hex6fccec5ff

30011213311 has 8 divisors (see below), whose sum is σ = 30250098000. Its totient is φ = 29772828480.

The previous prime is 30011213237. The next prime is 30011213327. The reversal of 30011213311 is 11331211003.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30011213311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30011213711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3945 + ... + 245026.

It is an arithmetic number, because the mean of its divisors is an integer number (3781262250).

Almost surely, 230011213311 is an apocalyptic number.

30011213311 is a deficient number, since it is larger than the sum of its proper divisors (238884689).

30011213311 is a wasteful number, since it uses less digits than its factorization.

30011213311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249929.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 30011213311 its reverse (11331211003), we get a palindrome (41342424314).

The spelling of 30011213311 in words is "thirty billion, eleven million, two hundred thirteen thousand, three hundred eleven".

Divisors: 1 149 809 120541 248971 37096679 201417539 30011213311