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55001888363 = 254321628741
BaseRepresentation
bin110011001110010111…
…100011011001101011
312020222011202102112102
4303032113203121223
51400120440411423
641133441204015
73654666223442
oct631627433153
9166864672472
1055001888363
112136514a894
12a7b003060b
13525710cc96
14293ab63d59
15166da70c28
hexcce5e366b

55001888363 has 4 divisors (see below), whose sum is σ = 55023519648. Its totient is φ = 54980257080.

The previous prime is 55001888339. The next prime is 55001888371. The reversal of 55001888363 is 36388810055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55001888363 - 214 = 55001871979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55001818363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10811828 + ... + 10816913.

It is an arithmetic number, because the mean of its divisors is an integer number (13755879912).

Almost surely, 255001888363 is an apocalyptic number.

55001888363 is a deficient number, since it is larger than the sum of its proper divisors (21631285).

55001888363 is a wasteful number, since it uses less digits than its factorization.

55001888363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21631284.

The product of its (nonzero) digits is 691200, while the sum is 47.

The spelling of 55001888363 in words is "fifty-five billion, one million, eight hundred eighty-eight thousand, three hundred sixty-three".

Divisors: 1 2543 21628741 55001888363