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30045224352 = 25311132188609
BaseRepresentation
bin11011111110110101…
…011011110110100000
32212112220101112112010
4123332311123312200
5443013034134402
621445205232520
72112356123163
oct337665336640
985486345463
1030045224352
1111818822830
1259a6102740
132aaa86a880
14165045bada
15bacaada6c
hex6fed5bda0

30045224352 has 96 divisors (see below), whose sum is σ = 92656992960. Its totient is φ = 8404254720.

The previous prime is 30045224317. The next prime is 30045224353. The reversal of 30045224352 is 25342254003.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (30045224353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1080577 + ... + 1108032.

It is an arithmetic number, because the mean of its divisors is an integer number (965177010).

Almost surely, 230045224352 is an apocalyptic number.

30045224352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30045224352 is an abundant number, since it is smaller than the sum of its proper divisors (62611768608).

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

30045224352 is a wasteful number, since it uses less digits than its factorization.

30045224352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188646 (or 2188638 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 30045224352 its reverse (25342254003), we get a palindrome (55387478355).

The spelling of 30045224352 in words is "thirty billion, forty-five million, two hundred twenty-four thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 66 78 88 96 104 132 143 156 176 208 264 286 312 352 416 429 528 572 624 858 1056 1144 1248 1716 2288 3432 4576 6864 13728 2188609 4377218 6565827 8754436 13131654 17508872 24074699 26263308 28451917 35017744 48149398 52526616 56903834 70035488 72224097 85355751 96298796 105053232 113807668 144448194 170711502 192597592 210106464 227615336 288896388 312971087 341423004 385195184 455230672 577792776 625942174 682846008 770390368 910461344 938913261 1155585552 1251884348 1365692016 1877826522 2311171104 2503768696 2731384032 3755653044 5007537392 7511306088 10015074784 15022612176 30045224352