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55308583051 = 293001635519
BaseRepresentation
bin110011100000101001…
…100000000010001011
312021202112212010112221
4303200221200002023
51401232444124201
641224114514511
73665412125161
oct634051400213
9167675763487
1055308583051
1121502287077
12a876895a37
1352a5813027
14296979b231
15168a9534a1
hexce0a6008b

55308583051 has 8 divisors (see below), whose sum is σ = 57234931200. Its totient is φ = 53383512000.

The previous prime is 55308582997. The next prime is 55308583087. The reversal of 55308583051 is 15038580355.

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 55308583051 - 231 = 53161099403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55308582989 and 55308583007.

It is not an unprimeable number, because it can be changed into a prime (55308583091) 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 in 7 ways as a sum of consecutive naturals, for example, 230731 + ... + 404788.

It is an arithmetic number, because the mean of its divisors is an integer number (7154366400).

Almost surely, 255308583051 is an apocalyptic number.

55308583051 is a deficient number, since it is larger than the sum of its proper divisors (1926348149).

55308583051 is a wasteful number, since it uses less digits than its factorization.

55308583051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638549.

The product of its (nonzero) digits is 360000, while the sum is 43.

The spelling of 55308583051 in words is "fifty-five billion, three hundred eight million, five hundred eighty-three thousand, fifty-one".

Divisors: 1 29 3001 87029 635519 18430051 1907192519 55308583051