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30212401303 = 747731257959
BaseRepresentation
bin11100001000110011…
…001010100010010111
32212222112222000012001
4130020303022202113
5443333333320203
621513540340131
72116456113430
oct341063124227
985875860161
1030212401303
11118a41272a7
125a320a4647
132b063a1c46
141668738487
15bbc5d291d
hex708cca897

30212401303 has 16 divisors (see below), whose sum is σ = 35746191360. Its totient is φ = 24998141376.

The previous prime is 30212401283. The next prime is 30212401313. The reversal of 30212401303 is 30310421203.

It is a cyclic number.

It is not a de Polignac number, because 30212401303 - 29 = 30212400791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30212401313) 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, 604963 + ... + 652996.

It is an arithmetic number, because the mean of its divisors is an integer number (2234136960).

Almost surely, 230212401303 is an apocalyptic number.

30212401303 is a deficient number, since it is larger than the sum of its proper divisors (5533790057).

30212401303 is a wasteful number, since it uses less digits than its factorization.

30212401303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258086.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 30212401303 its reverse (30310421203), we get a palindrome (60522822506).

The spelling of 30212401303 in words is "thirty billion, two hundred twelve million, four hundred one thousand, three hundred three".

Divisors: 1 7 47 73 329 511 3431 24017 1257959 8805713 59124073 91831007 413868511 642817049 4316057329 30212401303