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30031233001 = 711390016013
BaseRepresentation
bin11011111110000000…
…000011111111101001
32212111221001200222221
4123332000003333221
5443000443424001
621443545314041
72112126161110
oct337600037751
985457050887
1030031233001
1111810936930
1259a1495921
132aa79ac373
14164c658c77
15bab7481a1
hex6fe003fe9

30031233001 has 8 divisors (see below), whose sum is σ = 37441537344. Its totient is φ = 23400960720.

The previous prime is 30031232999. The next prime is 30031233017. The reversal of 30031233001 is 10033213003.

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 30031233001 - 21 = 30031232999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30031233061) 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, 195007930 + ... + 195008083.

It is an arithmetic number, because the mean of its divisors is an integer number (4680192168).

Almost surely, 230031233001 is an apocalyptic number.

It is an amenable number.

30031233001 is a deficient number, since it is larger than the sum of its proper divisors (7410304343).

30031233001 is a wasteful number, since it uses less digits than its factorization.

30031233001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390016031.

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

Adding to 30031233001 its reverse (10033213003), we get a palindrome (40064446004).

The spelling of 30031233001 in words is "thirty billion, thirty-one million, two hundred thirty-three thousand, one".

Divisors: 1 7 11 77 390016013 2730112091 4290176143 30031233001