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30535057755 = 335226185613
BaseRepresentation
bin11100011100000010…
…000000000101011011
32220211001002122122000
4130130002000011123
51000013433322010
622005544132043
72130454464666
oct343402000533
986731078560
1030535057755
1111a4a275924
125b02167023
132b581a3317
1416995286dd
15bdaab97c0
hex71c08015b

30535057755 has 16 divisors (see below), whose sum is σ = 54284547360. Its totient is φ = 16285364064.

The previous prime is 30535057741. The next prime is 30535057759. The reversal of 30535057755 is 55775053503.

It is not a de Polignac number, because 30535057755 - 217 = 30534926683 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 30535057755.

It is not an unprimeable number, because it can be changed into a prime (30535057759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113092672 + ... + 113092941.

It is an arithmetic number, because the mean of its divisors is an integer number (3392784210).

Almost surely, 230535057755 is an apocalyptic number.

30535057755 is a deficient number, since it is larger than the sum of its proper divisors (23749489605).

30535057755 is a wasteful number, since it uses less digits than its factorization.

30535057755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226185627 (or 226185621 counting only the distinct ones).

The product of its (nonzero) digits is 1378125, while the sum is 45.

The spelling of 30535057755 in words is "thirty billion, five hundred thirty-five million, fifty-seven thousand, seven hundred fifty-five".

Divisors: 1 3 5 9 15 27 45 135 226185613 678556839 1130928065 2035670517 3392784195 6107011551 10178352585 30535057755