Search a number
-
+
30100232202 = 235861855947
BaseRepresentation
bin11100000010000111…
…010001100000001010
32212200201220020002220
4130002013101200022
5443121124412302
621454452234510
72113624516005
oct340207214012
985621806086
1030100232202
1111846883a67
125a0060ba36
132ab908a4b1
14165789a53c
15bb28274bc
hex7021d180a

30100232202 has 16 divisors (see below), whose sum is σ = 60210806112. Its totient is φ = 10031687120.

The previous prime is 30100232083. The next prime is 30100232203. The reversal of 30100232202 is 20223200103.

It is a super-2 number, since 2×301002322022 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30100232203) 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, 392808 + ... + 463139.

It is an arithmetic number, because the mean of its divisors is an integer number (3763175382).

Almost surely, 230100232202 is an apocalyptic number.

30100232202 is an abundant number, since it is smaller than the sum of its proper divisors (30110573910).

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

30100232202 is a wasteful number, since it uses less digits than its factorization.

30100232202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861813.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 30100232202 its reverse (20223200103), we get a palindrome (50323432305).

The spelling of 30100232202 in words is "thirty billion, one hundred million, two hundred thirty-two thousand, two hundred two".

Divisors: 1 2 3 6 5861 11722 17583 35166 855947 1711894 2567841 5135682 5016705367 10033410734 15050116101 30100232202