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30082818485 = 5121320272447
BaseRepresentation
bin11100000001000100…
…110110000110110101
32212122112010111222102
4130001010312012311
5443102200142420
621453031111445
72113323511106
oct340104660665
985575114872
1030082818485
1111837a6a865
1259b6812585
132ab55a1315
1416554463ad
15bb1037a75
hex7011361b5

30082818485 has 16 divisors (see below), whose sum is σ = 36161738496. Its totient is φ = 24024729408.

The previous prime is 30082818457. The next prime is 30082818487. The reversal of 30082818485 is 58481828003.

It is a cyclic number.

It is not a de Polignac number, because 30082818485 - 230 = 29009076661 is a prime.

It is a super-3 number, since 3×300828184853 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30082818487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12292532 + ... + 12294978.

It is an arithmetic number, because the mean of its divisors is an integer number (2260108656).

Almost surely, 230082818485 is an apocalyptic number.

It is an amenable number.

30082818485 is a deficient number, since it is larger than the sum of its proper divisors (6078920011).

30082818485 is a wasteful number, since it uses less digits than its factorization.

30082818485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692.

The product of its (nonzero) digits is 491520, while the sum is 47.

The spelling of 30082818485 in words is "thirty billion, eighty-two million, eight hundred eighteen thousand, four hundred eighty-five".

Divisors: 1 5 1213 2027 2447 6065 10135 12235 2458751 2968211 4960069 12293755 14841055 24800345 6016563697 30082818485