Search a number
-
+
30132519792 = 2431021614849
BaseRepresentation
bin11100000100000010…
…011100001101110000
32212202222122121100120
4130010002130031300
5443202411113132
621502004250240
72114466122634
oct340402341560
985688577316
1030132519792
1111863027121
125a0b3a0980
132ac298378b
14165bca2dc4
15bb55a402c
hex70409c370

30132519792 has 40 divisors (see below), whose sum is σ = 77918710800. Its totient is φ = 10034319360.

The previous prime is 30132519763. The next prime is 30132519817. The reversal of 30132519792 is 29791523103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258417 + ... + 356432.

It is an arithmetic number, because the mean of its divisors is an integer number (1947967770).

Almost surely, 230132519792 is an apocalyptic number.

It is an amenable number.

30132519792 is an abundant number, since it is smaller than the sum of its proper divisors (47786191008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30132519792 is a wasteful number, since it uses less digits than its factorization.

30132519792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615881 (or 615875 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 42.

The spelling of 30132519792 in words is "thirty billion, one hundred thirty-two million, five hundred nineteen thousand, seven hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 1021 2042 3063 4084 6126 8168 12252 16336 24504 49008 614849 1229698 1844547 2459396 3689094 4918792 7378188 9837584 14756376 29512752 627760829 1255521658 1883282487 2511043316 3766564974 5022086632 7533129948 10044173264 15066259896 30132519792