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30213003133 = 179673250799
BaseRepresentation
bin11100001000110101…
…011101011101111101
32212222121002120202001
4130020311131131331
5443334012100013
621514001302301
72116464201145
oct341065353575
985877076661
1030213003133
11118a44a8485
125a32334991
132b06552b61
141668853925
15bbc6a0ddd
hex708d5d77d

30213003133 has 8 divisors (see below), whose sum is σ = 30427056000. Its totient is φ = 29999453568.

The previous prime is 30213003131. The next prime is 30213003169. The reversal of 30213003133 is 33130031203.

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 30213003133 - 21 = 30213003131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30213003133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30213003131) 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, 4933 + ... + 245866.

It is an arithmetic number, because the mean of its divisors is an integer number (3803382000).

Almost surely, 230213003133 is an apocalyptic number.

It is an amenable number.

30213003133 is a deficient number, since it is larger than the sum of its proper divisors (214052867).

30213003133 is a wasteful number, since it uses less digits than its factorization.

30213003133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251651.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30213003133 its reverse (33130031203), we get a palindrome (63343034336).

The spelling of 30213003133 in words is "thirty billion, two hundred thirteen million, three thousand, one hundred thirty-three".

Divisors: 1 179 673 120467 250799 44893021 168787727 30213003133