Search a number
-
+
30221010130 = 257142564803
BaseRepresentation
bin11100001001010100…
…000000010011010010
32220000011011101021111
4130021110000103102
5443343034311010
621514445043534
72116622230153
oct341124002322
986004141244
1030221010130
11118a8a77233
125a34b565aa
132b080c751c
14166993992a
15bbd23358a
hex7095004d2

30221010130 has 16 divisors (see below), whose sum is σ = 55163985984. Its totient is φ = 11918144560.

The previous prime is 30221010107. The next prime is 30221010173. The reversal of 30221010130 is 3101012203.

It is a self number, because there is not a number n which added to its sum of digits gives 30221010130.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21281692 + ... + 21283111.

It is an arithmetic number, because the mean of its divisors is an integer number (3447749124).

Almost surely, 230221010130 is an apocalyptic number.

30221010130 is a deficient number, since it is larger than the sum of its proper divisors (24942975854).

30221010130 is a wasteful number, since it uses less digits than its factorization.

30221010130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42564881.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 30221010130 its reverse (3101012203), we get a palindrome (33322022333).

The spelling of 30221010130 in words is "thirty billion, two hundred twenty-one million, ten thousand, one hundred thirty".

Divisors: 1 2 5 10 71 142 355 710 42564803 85129606 212824015 425648030 3022101013 6044202026 15110505065 30221010130