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30550255005 = 357283279649
BaseRepresentation
bin11100011100111011…
…111110010110011101
32220212002200202100010
4130130323332112131
51000031331130010
622011245553433
72131030611564
oct343473762635
986762622303
1030550255005
1111a57905836
125b07275879
132b5b39468a
14169b562bdb
15bdc0bc620
hex71cefe59d

30550255005 has 16 divisors (see below), whose sum is σ = 48887294400. Its totient is φ = 16291173888.

The previous prime is 30550254961. The next prime is 30550255009. The reversal of 30550255005 is 50055205503.

It is not a de Polignac number, because 30550255005 - 224 = 30533477789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30550255009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30580 + ... + 249069.

It is an arithmetic number, because the mean of its divisors is an integer number (3055455900).

Almost surely, 230550255005 is an apocalyptic number.

It is an amenable number.

30550255005 is a deficient number, since it is larger than the sum of its proper divisors (18337039395).

30550255005 is a wasteful number, since it uses less digits than its factorization.

30550255005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286940.

The product of its (nonzero) digits is 18750, while the sum is 30.

The spelling of 30550255005 in words is "thirty billion, five hundred fifty million, two hundred fifty-five thousand, five".

Divisors: 1 3 5 15 7283 21849 36415 109245 279649 838947 1398245 4194735 2036683667 6110051001 10183418335 30550255005