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30550280006 = 219977822881
BaseRepresentation
bin11100011100111100…
…000100011101000110
32220212002202000122002
4130130330010131012
51000031332430011
622011250305302
72131031044511
oct343474043506
986762660562
1030550280006
1111a579225a4
125b07288232
132b5b3a2b7c
14169b56bd78
15bdc0c4c3b
hex71cf04746

30550280006 has 16 divisors (see below), whose sum is σ = 48286715760. Its totient is φ = 14456355840.

The previous prime is 30550280003. The next prime is 30550280011. The reversal of 30550280006 is 60008205503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30550280003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374315 + ... + 448566.

It is an arithmetic number, because the mean of its divisors is an integer number (3017919735).

Almost surely, 230550280006 is an apocalyptic number.

30550280006 is a deficient number, since it is larger than the sum of its proper divisors (17736435754).

30550280006 is a wasteful number, since it uses less digits than its factorization.

30550280006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823879.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 30550280006 its reverse (60008205503), we get a palindrome (90558485509).

The spelling of 30550280006 in words is "thirty billion, five hundred fifty million, two hundred eighty thousand, six".

Divisors: 1 2 19 38 977 1954 18563 37126 822881 1645762 15634739 31269478 803954737 1607909474 15275140003 30550280006