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30052211251145 = 56789708093287
BaseRepresentation
bin1101101010101000100110…
…11000000101011111001001
310221101222000021101010102112
412311110103120011133021
512414333412040014040
6143525443435312105
76221125544611256
oct665242330053711
9127358007333375
1030052211251145
119637086878896
1234543a08ab635
13139cbb034c7b5
1475c76b64642d
15371ad885e365
hex1b55136057c9

30052211251145 has 8 divisors (see below), whose sum is σ = 36600902061504. Its totient is φ = 23682936627504.

The previous prime is 30052211251141. The next prime is 30052211251163. The reversal of 30052211251145 is 54115211225003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30052211251145 - 22 = 30052211251141 is a prime.

It is a super-2 number, since 2×300522112511452 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30052211251141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44854046309 + ... + 44854046978.

It is an arithmetic number, because the mean of its divisors is an integer number (4575112757688).

Almost surely, 230052211251145 is an apocalyptic number.

It is an amenable number.

30052211251145 is a deficient number, since it is larger than the sum of its proper divisors (6548690810359).

30052211251145 is an equidigital number, since it uses as much as digits as its factorization.

30052211251145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89708093359.

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 30052211251145 its reverse (54115211225003), we get a palindrome (84167422476148).

The spelling of 30052211251145 in words is "thirty trillion, fifty-two billion, two hundred eleven million, two hundred fifty-one thousand, one hundred forty-five".

Divisors: 1 5 67 335 89708093287 448540466435 6010442250229 30052211251145