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2200420012 = 22778586429
BaseRepresentation
bin1000001100100111…
…1011111010101100
312200100110220210111
42003021323322230
514001301420022
61002202345404
7105346155460
oct20311737254
95610426714
102200420012
11a2a09713a
12514abb264
13290b4a89b
1416c34a4a0
15cd2a1477
hex8327beac

2200420012 has 12 divisors (see below), whose sum is σ = 4400840080. Its totient is φ = 943037136.

The previous prime is 2200419983. The next prime is 2200420031. The reversal of 2200420012 is 2100240022.

2200420012 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2200419974 and 2200420001.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 39293187 + ... + 39293242.

Almost surely, 22200420012 is an apocalyptic number.

It is an amenable number.

2200420012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2200420012 is a wasteful number, since it uses less digits than its factorization.

2200420012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78586440 (or 78586438 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2200420012 is about 46908.6347275211. The cubic root of 2200420012 is about 1300.6742088598.

Adding to 2200420012 its reverse (2100240022), we get a palindrome (4300660034).

The spelling of 2200420012 in words is "two billion, two hundred million, four hundred twenty thousand, twelve".

Divisors: 1 2 4 7 14 28 78586429 157172858 314345716 550105003 1100210006 2200420012