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5000012218 = 22500006109
BaseRepresentation
bin1001010100000011…
…00010000110111010
3110220110101221022201
410222001202012322
540220000342333
62144051340414
7234622255045
oct45201420672
913813357281
105000012218
112136416203
12b765b170a
13618b64316
143560a5c5c
151e3e5a17d
hex12a0621ba

5000012218 has 4 divisors (see below), whose sum is σ = 7500018330. Its totient is φ = 2500006108.

The previous prime is 5000012189. The next prime is 5000012219. The reversal of 5000012218 is 8122100005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8122100005 = 51624420001.

It can be written as a sum of positive squares in only one way, i.e., 2600286049 + 2399726169 = 50993^2 + 48987^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5000012195 and 5000012204.

It is not an unprimeable number, because it can be changed into a prime (5000012219) 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 as a sum of consecutive naturals, namely, 1250003053 + ... + 1250003056.

Almost surely, 25000012218 is an apocalyptic number.

5000012218 is a deficient number, since it is larger than the sum of its proper divisors (2500006112).

5000012218 is a wasteful number, since it uses less digits than its factorization.

5000012218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500006111.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 5000012218 is about 70710.7645129085. The cubic root of 5000012218 is about 1709.9773395080.

The spelling of 5000012218 in words is "five billion, twelve thousand, two hundred eighteen".

Divisors: 1 2 2500006109 5000012218