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30754413541 is a prime number
BaseRepresentation
bin11100101001000110…
…110001101111100101
32221101022212002012101
4130221012301233211
51000441112213131
622043421452101
72136060126145
oct345106615745
987338762171
1030754413541
11120520790a5
125b63711031
132b91776747
1416ba708925
15beee98c61
hex7291b1be5

30754413541 has 2 divisors, whose sum is σ = 30754413542. Its totient is φ = 30754413540.

The previous prime is 30754413539. The next prime is 30754413577. The reversal of 30754413541 is 14531445703.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30667364641 + 87048900 = 175121^2 + 9330^2 .

It is a cyclic number.

It is not a de Polignac number, because 30754413541 - 21 = 30754413539 is a prime.

Together with 30754413539, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 30754413541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30754513541) 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 as a sum of consecutive naturals, namely, 15377206770 + 15377206771.

It is an arithmetic number, because the mean of its divisors is an integer number (15377206771).

Almost surely, 230754413541 is an apocalyptic number.

It is an amenable number.

30754413541 is a deficient number, since it is larger than the sum of its proper divisors (1).

30754413541 is an equidigital number, since it uses as much as digits as its factorization.

30754413541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 30754413541 in words is "thirty billion, seven hundred fifty-four million, four hundred thirteen thousand, five hundred forty-one".