Search a number
-
+
30332201242 = 277130515293
BaseRepresentation
bin11100001111111100…
…001010100100011010
32220021220101110210211
4130033330022210122
5444110020414432
621533500201334
72122442312410
oct341774124432
986256343724
1030332201242
1111955811812
125a6623924a
132b25158a95
14167a6012b0
15bc7d98d47
hex70ff0a91a

30332201242 has 16 divisors (see below), whose sum is σ = 52730428032. Its totient is φ = 12816422640.

The previous prime is 30332201233. The next prime is 30332201243. The reversal of 30332201242 is 24210223303.

It is not an unprimeable number, because it can be changed into a prime (30332201243) 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, 15256653 + ... + 15258640.

It is an arithmetic number, because the mean of its divisors is an integer number (3295651752).

Almost surely, 230332201242 is an apocalyptic number.

30332201242 is a deficient number, since it is larger than the sum of its proper divisors (22398226790).

30332201242 is a wasteful number, since it uses less digits than its factorization.

30332201242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30515373.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 30332201242 its reverse (24210223303), we get a palindrome (54542424545).

The spelling of 30332201242 in words is "thirty billion, three hundred thirty-two million, two hundred one thousand, two hundred forty-two".

Divisors: 1 2 7 14 71 142 497 994 30515293 61030586 213607051 427214102 2166585803 4333171606 15166100621 30332201242