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55216118299 = 142353997187
BaseRepresentation
bin110011011011001000…
…110001101000011011
312021112002212102202111
4303123020301220123
51401040311241144
641211013013151
73663210155506
oct633310615033
9167462772674
1055216118299
1121465071a21
12a84b9241b7
13528c60a264
14295b3ac13d
15168278b534
hexcdb231a1b

55216118299 has 8 divisors (see below), whose sum is σ = 55272844800. Its totient is φ = 55159419816.

The previous prime is 55216118281. The next prime is 55216118333. The reversal of 55216118299 is 99281161255.

55216118299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55216118299 - 215 = 55216085531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55216118219) 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, 7679184 + ... + 7686370.

It is an arithmetic number, because the mean of its divisors is an integer number (6909105600).

Almost surely, 255216118299 is an apocalyptic number.

55216118299 is a deficient number, since it is larger than the sum of its proper divisors (56726501).

55216118299 is a wasteful number, since it uses less digits than its factorization.

55216118299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14009.

The product of its digits is 388800, while the sum is 49.

The spelling of 55216118299 in words is "fifty-five billion, two hundred sixteen million, one hundred eighteen thousand, two hundred ninety-nine".

Divisors: 1 1423 5399 7187 7682777 10227101 38802613 55216118299