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30283256041 = 411889391009
BaseRepresentation
bin11100001101000001…
…011101000011101001
32220011111021210121121
4130031001131003221
5444010003143131
621524551135241
72121306300133
oct341501350351
986144253547
1030283256041
1111930121535
125a51974521
132b17c7c81c
141673d00053
15bc392b911
hex70d05d0e9

30283256041 has 8 divisors (see below), whose sum is σ = 31038373800. Its totient is φ = 29528924160.

The previous prime is 30283256011. The next prime is 30283256141. The reversal of 30283256041 is 14065238203.

It can be written as a sum of positive squares in 4 ways, for example, as 153239641 + 30130016400 = 12379^2 + 173580^2 .

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 30283256041 - 25 = 30283256009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30283255988 and 30283256006.

It is not an unprimeable number, because it can be changed into a prime (30283256011) 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, 118056 + ... + 272953.

It is an arithmetic number, because the mean of its divisors is an integer number (3879796725).

Almost surely, 230283256041 is an apocalyptic number.

It is an amenable number.

30283256041 is a deficient number, since it is larger than the sum of its proper divisors (755117759).

30283256041 is a wasteful number, since it uses less digits than its factorization.

30283256041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392939.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 30283256041 in words is "thirty billion, two hundred eighty-three million, two hundred fifty-six thousand, forty-one".

Divisors: 1 41 1889 77449 391009 16031369 738616001 30283256041