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30211410380 = 2251510570519
BaseRepresentation
bin11100001000101111…
…011000100111001100
32212222111002122220012
4130020233120213030
5443333110113010
621513503212352
72116444515434
oct341057304714
985874078805
1030211410380
11118a360a858
125a318a70b8
132b06115bb8
14166855b2c4
15bbc489005
hex708bd89cc

30211410380 has 12 divisors (see below), whose sum is σ = 63443961840. Its totient is φ = 12084564144.

The previous prime is 30211410373. The next prime is 30211410407. The reversal of 30211410380 is 8301411203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 755285240 + ... + 755285279.

It is an arithmetic number, because the mean of its divisors is an integer number (5286996820).

Almost surely, 230211410380 is an apocalyptic number.

It is an amenable number.

30211410380 is an abundant number, since it is smaller than the sum of its proper divisors (33232551460).

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

30211410380 is a wasteful number, since it uses less digits than its factorization.

30211410380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510570528 (or 1510570526 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 30211410380 its reverse (8301411203), we get a palindrome (38512821583).

The spelling of 30211410380 in words is "thirty billion, two hundred eleven million, four hundred ten thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 1510570519 3021141038 6042282076 7552852595 15105705190 30211410380