Search a number
-
+
30330210210 = 2351011007007
BaseRepresentation
bin11100001111110100…
…100100011110100010
32220021202122022121220
4130033310210132202
5444104013211320
621533345355510
72122416350556
oct341764443642
986252568556
1030330210210
1111954681933
125a65638b96
132b2490c761
14167a243866
15bc7b03e40
hex70fd247a2

30330210210 has 16 divisors (see below), whose sum is σ = 72792504576. Its totient is φ = 8088056048.

The previous prime is 30330210199. The next prime is 30330210217. The reversal of 30330210210 is 1201203303.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30330210210.

It is not an unprimeable number, because it can be changed into a prime (30330210217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505503474 + ... + 505503533.

It is an arithmetic number, because the mean of its divisors is an integer number (4549531536).

Almost surely, 230330210210 is an apocalyptic number.

30330210210 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30330210210 is an abundant number, since it is smaller than the sum of its proper divisors (42462294366).

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

30330210210 is a wasteful number, since it uses less digits than its factorization.

30330210210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011007017.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30330210210 its reverse (1201203303), we get a palindrome (31531413513).

The spelling of 30330210210 in words is "thirty billion, three hundred thirty million, two hundred ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 1011007007 2022014014 3033021021 5055035035 6066042042 10110070070 15165105105 30330210210