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30555800539 = 113775075677
BaseRepresentation
bin11100011101010001…
…001000001111011011
32220212111010111101021
4130131101020033123
51000034241104124
622012004503311
72131126006405
oct343521101733
986774114337
1030555800539
1111a5aa53220
125b090aab37
132b5c586864
14169c1a7b75
15bdc8157e4
hex71d4483db

30555800539 has 8 divisors (see below), whose sum is σ = 34234509168. Its totient is φ = 27027243360.

The previous prime is 30555800533. The next prime is 30555800593. The reversal of 30555800539 is 93500855503.

It is a happy number.

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 30555800539 - 23 = 30555800531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30555800495 and 30555800504.

It is not an unprimeable number, because it can be changed into a prime (30555800531) 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, 37537432 + ... + 37538245.

It is an arithmetic number, because the mean of its divisors is an integer number (4279313646).

Almost surely, 230555800539 is an apocalyptic number.

30555800539 is a deficient number, since it is larger than the sum of its proper divisors (3678708629).

30555800539 is a wasteful number, since it uses less digits than its factorization.

30555800539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75075725.

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 30555800539 in words is "thirty billion, five hundred fifty-five million, eight hundred thousand, five hundred thirty-nine".

Divisors: 1 11 37 407 75075677 825832447 2777800049 30555800539