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30245115233151 = 32713231605622723
BaseRepresentation
bin1101110000001111111010…
…10110011000001101111111
310222002101221002020202012200
412320013331112120031333
512431013443444430101
6144154225241202543
76241065102450210
oct670077526301577
9128071832222180
1030245115233151
119700977073705
123485857a90453
1313b51434b7850
14767c2b135407
15376b28d4e986
hex1b81fd59837f

30245115233151 has 48 divisors (see below), whose sum is σ = 56106880467456. Its totient is φ = 15259838349888.

The previous prime is 30245115233111. The next prime is 30245115233153. The reversal of 30245115233151 is 15133251154203.

It is a happy number.

30245115233151 is a `hidden beast` number, since 3 + 0 + 2 + 4 + 51 + 1 + 523 + 31 + 51 = 666.

It is not a de Polignac number, because 30245115233151 - 225 = 30245081678719 is a prime.

It is a super-3 number, since 3×302451152331513 (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30245115233153) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 802792525 + ... + 802830198.

It is an arithmetic number, because the mean of its divisors is an integer number (1168893343072).

Almost surely, 230245115233151 is an apocalyptic number.

30245115233151 is a deficient number, since it is larger than the sum of its proper divisors (25861765234305).

30245115233151 is a wasteful number, since it uses less digits than its factorization.

30245115233151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605622772 (or 1605622769 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 30245115233151 its reverse (15133251154203), we get a palindrome (45378366387354).

The spelling of 30245115233151 in words is "thirty trillion, two hundred forty-five billion, one hundred fifteen million, two hundred thirty-three thousand, one hundred fifty-one".

Divisors: 1 3 7 9 13 21 23 39 63 69 91 117 161 207 273 299 483 819 897 1449 2093 2691 6279 18837 1605622723 4816868169 11239359061 14450604507 20873095399 33718077183 36929322629 62619286197 101154231549 110787967887 146111667793 187857858591 258505258403 332363903661 438335003379 480081194177 775515775209 1315005010137 1440243582531 2326547325627 3360568359239 4320730747593 10081705077717 30245115233151