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30824650180 = 2251541232509
BaseRepresentation
bin11100101101010010…
…101101010111000100
32221120020000110202101
4130231102231113010
51001112102301210
622054411121444
72140602126532
oct345522552704
987506013671
1030824650180
1112088790a05
125b83143284
132ba3198b9c
1416c5b8d152
15c0621ea3a
hex72d4ad5c4

30824650180 has 12 divisors (see below), whose sum is σ = 64731765420. Its totient is φ = 12329860064.

The previous prime is 30824650177. The next prime is 30824650193. The reversal of 30824650180 is 8105642803.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14741845056 + 16082805124 = 121416^2 + 126818^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 770616235 + ... + 770616274.

It is an arithmetic number, because the mean of its divisors is an integer number (5394313785).

Almost surely, 230824650180 is an apocalyptic number.

It is an amenable number.

30824650180 is an abundant number, since it is smaller than the sum of its proper divisors (33907115240).

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

30824650180 is a wasteful number, since it uses less digits than its factorization.

30824650180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541232518 (or 1541232516 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 30824650180 in words is "thirty billion, eight hundred twenty-four million, six hundred fifty thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 1541232509 3082465018 6164930036 7706162545 15412325090 30824650180