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30332453100 = 22352195321483
BaseRepresentation
bin11100001111111101…
…001000000011101100
32220021220212021021220
4130033331020003230
5444110101444400
621533505423340
72122444411605
oct341775100354
986256767256
1030332453100
1111955973a64
125a6633ab50
132b25216601
14167a668dac
15bc7de87a0
hex70ff480ec

30332453100 has 72 divisors (see below), whose sum is σ = 92380962240. Its totient is φ = 7662934080.

The previous prime is 30332453059. The next prime is 30332453101. The reversal of 30332453100 is 135423303.

It is a happy number.

It is a super-2 number, since 2×303324531002 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30332453101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2655042 + ... + 2666441.

It is an arithmetic number, because the mean of its divisors is an integer number (1283068920).

Almost surely, 230332453100 is an apocalyptic number.

30332453100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30332453100 is an abundant number, since it is smaller than the sum of its proper divisors (62048509140).

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

30332453100 is a wasteful number, since it uses less digits than its factorization.

30332453100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321519 (or 5321512 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 30332453100 its reverse (135423303), we get a palindrome (30467876403).

The spelling of 30332453100 in words is "thirty billion, three hundred thirty-two million, four hundred fifty-three thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 12 15 19 20 25 30 38 50 57 60 75 76 95 100 114 150 190 228 285 300 380 475 570 950 1140 1425 1900 2850 5700 5321483 10642966 15964449 21285932 26607415 31928898 53214830 63857796 79822245 101108177 106429660 133037075 159644490 202216354 266074150 303324531 319288980 399111225 404432708 505540885 532148300 606649062 798222450 1011081770 1213298124 1516622655 1596444900 2022163540 2527704425 3033245310 5055408850 6066490620 7583113275 10110817700 15166226550 30332453100