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54122423365 = 542532545141
BaseRepresentation
bin110010011001111100…
…101010010001000101
312011200212212222100201
4302121330222101011
51341320320021430
640510303210501
73624130002523
oct623174522105
9164625788321
1054122423365
1120a5377380a
12a5a55a6a31
135146b563aa
142896031313
15161b74d8ca
hexc99f2a445

54122423365 has 8 divisors (see below), whose sum is σ = 64962204408. Its totient is φ = 43287741120.

The previous prime is 54122423279. The next prime is 54122423401. The reversal of 54122423365 is 56332422145.

It can be written as a sum of positive squares in 4 ways, for example, as 5525543556 + 48596879809 = 74334^2 + 220447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54122423365 - 211 = 54122421317 is a prime.

It is a Duffinian number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1251306 + ... + 1293835.

It is an arithmetic number, because the mean of its divisors is an integer number (8120275551).

Almost surely, 254122423365 is an apocalyptic number.

It is an amenable number.

54122423365 is a deficient number, since it is larger than the sum of its proper divisors (10839781043).

54122423365 is a wasteful number, since it uses less digits than its factorization.

54122423365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549399.

The product of its digits is 172800, while the sum is 37.

The spelling of 54122423365 in words is "fifty-four billion, one hundred twenty-two million, four hundred twenty-three thousand, three hundred sixty-five".

Divisors: 1 5 4253 21265 2545141 12725705 10824484673 54122423365