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30333310340 = 22523569115891
BaseRepresentation
bin11100010000000000…
…011001010110000100
32220021222110211012112
4130100000121112010
5444110311412330
621533540040152
72122454612054
oct342000312604
986258424175
1030333310340
11119563aa023
125a66693058
132b25456858
14167a80d564
15bc8017795
hex710019584

30333310340 has 48 divisors (see below), whose sum is σ = 66586907520. Its totient is φ = 11585291520.

The previous prime is 30333310339. The next prime is 30333310379. The reversal of 30333310340 is 4301333303.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203795 + ... + 319685.

It is an arithmetic number, because the mean of its divisors is an integer number (1387227240).

Almost surely, 230333310340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30333310340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33293453760).

30333310340 is an abundant number, since it is smaller than the sum of its proper divisors (36253597180).

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

30333310340 is a wasteful number, since it uses less digits than its factorization.

30333310340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116492 (or 116490 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 30333310340 its reverse (4301333303), we get a palindrome (34634643643).

The spelling of 30333310340 in words is "thirty billion, three hundred thirty-three million, three hundred ten thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 569 1138 2276 2845 5690 11380 13087 26174 52348 65435 115891 130870 231782 261740 463564 579455 1158910 2317820 2665493 5330986 10661972 13327465 26654930 53309860 65941979 131883958 263767916 329709895 659419790 1318839580 1516665517 3033331034 6066662068 7583327585 15166655170 30333310340