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2550052549 = 11319172649
BaseRepresentation
bin1001011111111110…
…1011011011000101
320120201101002110201
42113333223123011
520210303140144
61101012250501
7120123042352
oct22777533305
96521332421
102550052549
111099490250
125b2010a31
13318405745
141a295d629
15edd161d4
hex97feb6c5

2550052549 has 8 divisors (see below), whose sum is σ = 2782785600. Its totient is φ = 2317471200.

The previous prime is 2550052517. The next prime is 2550052553. The reversal of 2550052549 is 9452500552.

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

It is not a de Polignac number, because 2550052549 - 25 = 2550052517 is a prime.

It is a super-2 number, since 2×25500525492 = 13005536005322794802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2550052559) 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, 1224 + ... + 71425.

It is an arithmetic number, because the mean of its divisors is an integer number (347848200).

Almost surely, 22550052549 is an apocalyptic number.

It is an amenable number.

2550052549 is a deficient number, since it is larger than the sum of its proper divisors (232733051).

2550052549 is a wasteful number, since it uses less digits than its factorization.

2550052549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75851.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 2550052549 is about 50498.0450017622. The cubic root of 2550052549 is about 1366.2065925968.

The spelling of 2550052549 in words is "two billion, five hundred fifty million, fifty-two thousand, five hundred forty-nine".

Divisors: 1 11 3191 35101 72649 799139 231822959 2550052549