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30104024031 = 3317250326203
BaseRepresentation
bin11100000010010101…
…101111001111011111
32212201000000212112000
4130002111233033133
5443123112232111
621455105413343
72114001660624
oct340225571737
985630025460
1030104024031
1111848a33904
125a0193a253
132ab9ab7393
1416581a634b
15bb2d25c56
hex70256f3df

30104024031 has 32 divisors (see below), whose sum is σ = 47242667520. Its totient is φ = 18880532352.

The previous prime is 30104024017. The next prime is 30104024059. The reversal of 30104024031 is 13042040103.

It is not a de Polignac number, because 30104024031 - 218 = 30103761887 is a prime.

It is a super-2 number, since 2×301040240312 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30104023995 and 30104024013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30104025031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1135776 + ... + 1161978.

It is an arithmetic number, because the mean of its divisors is an integer number (1476333360).

Almost surely, 230104024031 is an apocalyptic number.

30104024031 is a deficient number, since it is larger than the sum of its proper divisors (17138643489).

30104024031 is a wasteful number, since it uses less digits than its factorization.

30104024031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28732 (or 28726 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 30104024031 its reverse (13042040103), we get a palindrome (43146064134).

The spelling of 30104024031 in words is "thirty billion, one hundred four million, twenty-four thousand, thirty-one".

Divisors: 1 3 9 17 27 51 153 459 2503 7509 22527 26203 42551 67581 78609 127653 235827 382959 445451 707481 1148877 1336353 4009059 12027177 65586109 196758327 590274981 1114963853 1770824943 3344891559 10034674677 30104024031