Search a number
-
+
130030112031 = 3171401252877
BaseRepresentation
bin111100100011001100…
…1100000110100011111
3110102122000121002120020
41321012121200310133
54112300202041111
6135422432323223
712252160500351
oct1710631406437
9412560532506
10130030112031
1150166676806
122124a9a3513
13c3531b87c1
1464174a70d1
1535b0810906
hex1e46660d1f

130030112031 has 8 divisors (see below), whose sum is σ = 173375179824. Its totient is φ = 86685892800.

The previous prime is 130030111997. The next prime is 130030112089. The reversal of 130030112031 is 130211030031.

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

It is not a de Polignac number, because 130030112031 - 214 = 130030095647 is a prime.

It is a super-2 number, since 2×1300301120312 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 130030112031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130030112231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387765 + ... + 640641.

It is an arithmetic number, because the mean of its divisors is an integer number (21671897478).

Almost surely, 2130030112031 is an apocalyptic number.

130030112031 is a deficient number, since it is larger than the sum of its proper divisors (43345067793).

130030112031 is a wasteful number, since it uses less digits than its factorization.

130030112031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424281.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 130030112031 its reverse (130211030031), we get a palindrome (260241142062).

The spelling of 130030112031 in words is "one hundred thirty billion, thirty million, one hundred twelve thousand, thirty-one".

Divisors: 1 3 171401 252877 514203 758631 43343370677 130030112031