Search a number
-
+
30315514300 = 22521493203051
BaseRepresentation
bin11100001110111100…
…100000100110111100
32220020201222200121221
4130032330200212330
5444041232424200
621532102403124
72122150422421
oct341674404674
986221880557
1030315514300
1111947354655
125a607304a4
132b21865656
1416782d9d48
15bc669e91a
hex70ef209bc

30315514300 has 36 divisors (see below), whose sum is σ = 65829052296. Its totient is φ = 12118024000.

The previous prime is 30315514289. The next prime is 30315514301. The reversal of 30315514300 is 341551303.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30315514301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47775 + ... + 250825.

It is an arithmetic number, because the mean of its divisors is an integer number (1828584786).

Almost surely, 230315514300 is an apocalyptic number.

It is an amenable number.

30315514300 is an abundant number, since it is smaller than the sum of its proper divisors (35513537996).

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

30315514300 is a wasteful number, since it uses less digits than its factorization.

30315514300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204558 (or 204551 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The spelling of 30315514300 in words is "thirty billion, three hundred fifteen million, five hundred fourteen thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1493 2986 5972 7465 14930 29860 37325 74650 149300 203051 406102 812204 1015255 2030510 4061020 5076275 10152550 20305100 303155143 606310286 1212620572 1515775715 3031551430 6063102860 7578878575 15157757150 30315514300