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30142102341 = 313191091572377
BaseRepresentation
bin11100000100100110…
…111111101101000101
32212210122200110010210
4130010212333231011
5443212334233331
621502545510033
72114643433251
oct340446775505
985718613123
1030142102341
111186848168a
125a12642319
132ac495a320
14165d279261
15bb6348446
hex7049bfb45

30142102341 has 64 divisors (see below), whose sum is σ = 46289196800. Its totient is φ = 17293326336.

The previous prime is 30142102339. The next prime is 30142102343. The reversal of 30142102341 is 14320124103.

It is an interprime number because it is at equal distance from previous prime (30142102339) and next prime (30142102343).

It is not a de Polignac number, because 30142102341 - 21 = 30142102339 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 (30142102343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12679545 + ... + 12681921.

It is an arithmetic number, because the mean of its divisors is an integer number (723268700).

Almost surely, 230142102341 is an apocalyptic number.

It is an amenable number.

30142102341 is a deficient number, since it is larger than the sum of its proper divisors (16147094459).

30142102341 is a wasteful number, since it uses less digits than its factorization.

30142102341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 30142102341 its reverse (14320124103), we get a palindrome (44462226444).

The spelling of 30142102341 in words is "thirty billion, one hundred forty-two million, one hundred two thousand, three hundred forty-one".

Divisors: 1 3 13 19 39 57 109 157 247 327 471 741 1417 2041 2071 2377 2983 4251 6123 6213 7131 8949 17113 26923 30901 38779 45163 51339 80769 92703 116337 135489 222469 259093 325147 373189 587119 667407 777279 975441 1119567 1761357 3368209 4226911 4851457 4922767 7090591 10104627 12680733 14554371 14768301 21271773 40677601 63995971 92177683 122032803 191987913 276533049 528808813 772874419 1586426439 2318623257 10047367447 30142102341