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30135322545 = 352387348761
BaseRepresentation
bin11100000100001101…
…001000011110110001
32212210011221000000020
4130010031020132301
5443204120310140
621502144314053
72114532005136
oct340415103661
985704830006
1030135322545
1111864670949
125a10312929
132ac3425403
14165c3d258d
15bb59596d0
hex7043487b1

30135322545 has 16 divisors (see below), whose sum is σ = 50312886912. Its totient is φ = 15373381760.

The previous prime is 30135322531. The next prime is 30135322559. The reversal of 30135322545 is 54522353103.

It is an interprime number because it is at equal distance from previous prime (30135322531) and next prime (30135322559).

It is not a de Polignac number, because 30135322545 - 25 = 30135322513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43674036 + ... + 43674725.

It is an arithmetic number, because the mean of its divisors is an integer number (3144555432).

Almost surely, 230135322545 is an apocalyptic number.

It is an amenable number.

30135322545 is a deficient number, since it is larger than the sum of its proper divisors (20177564367).

30135322545 is a wasteful number, since it uses less digits than its factorization.

30135322545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87348792.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 30135322545 its reverse (54522353103), we get a palindrome (84657675648).

The spelling of 30135322545 in words is "thirty billion, one hundred thirty-five million, three hundred twenty-two thousand, five hundred forty-five".

Divisors: 1 3 5 15 23 69 115 345 87348761 262046283 436743805 1310231415 2009021503 6027064509 10045107515 30135322545