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30031300003 = 1719312999231
BaseRepresentation
bin11011111110000000…
…010100010110100011
32212111221012002220111
4123332000110112203
5443001003100003
621443550552151
72112126560335
oct337600242643
985457162814
1030031300003
1111810982201
1259a1508657
132aa7a03a03
14164c675455
15bab75ce6d
hex6fe0145a3

30031300003 has 16 divisors (see below), whose sum is σ = 34551152640. Its totient is φ = 25913347200.

The previous prime is 30031299989. The next prime is 30031300027. The reversal of 30031300003 is 30000313003.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30031300003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30031300043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1489603 + ... + 1509628.

It is an arithmetic number, because the mean of its divisors is an integer number (2159447040).

Almost surely, 230031300003 is an apocalyptic number.

30031300003 is a deficient number, since it is larger than the sum of its proper divisors (4519852637).

30031300003 is a wasteful number, since it uses less digits than its factorization.

30031300003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999298.

The product of its (nonzero) digits is 81, while the sum is 13.

Adding to 30031300003 its reverse (30000313003), we get a palindrome (60031613006).

The spelling of 30031300003 in words is "thirty billion, thirty-one million, three hundred thousand, three".

Divisors: 1 17 19 31 323 527 589 10013 2999231 50986927 56985389 92976161 968751613 1580594737 1766547059 30031300003