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30224458080 = 2532520989207
BaseRepresentation
bin11100001001100001…
…001010000101100000
32220000101122112222100
4130021201022011200
5443344430124310
621515051010400
72116663440405
oct341141120540
986011575870
1030224458080
11118aaa11783
125a36139a00
132b08a33a2b
14166a1962ac
15bbd6b4ec0
hex70984a160

30224458080 has 72 divisors (see below), whose sum is σ = 103140968112. Its totient is φ = 8059855104.

The previous prime is 30224458067. The next prime is 30224458081. The reversal of 30224458080 is 8085442203.

30224458080 is a `hidden beast` number, since 30 + 2 + 2 + 44 + 580 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30224458081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10493164 + ... + 10496043.

It is an arithmetic number, because the mean of its divisors is an integer number (1432513446).

Almost surely, 230224458080 is an apocalyptic number.

30224458080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30224458080 is an abundant number, since it is smaller than the sum of its proper divisors (72916510032).

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

30224458080 is a wasteful number, since it uses less digits than its factorization.

30224458080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20989228 (or 20989217 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The spelling of 30224458080 in words is "thirty billion, two hundred twenty-four million, four hundred fifty-eight thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 144 160 180 240 288 360 480 720 1440 20989207 41978414 62967621 83956828 104946035 125935242 167913656 188902863 209892070 251870484 314838105 335827312 377805726 419784140 503740968 629676210 671654624 755611452 839568280 944514315 1007481936 1259352420 1511222904 1679136560 1889028630 2014963872 2518704840 3022445808 3358273120 3778057260 5037409680 6044891616 7556114520 10074819360 15112229040 30224458080