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2052163045 = 53111319719
BaseRepresentation
bin111101001010001…
…1000010111100101
312022000111200110201
41322110120113211
513200323204140
6535344550501
7101566045432
oct17224302745
95260450421
102052163045
11963435519
12493322431
1326920c17a
14156796b89
15c026849a
hex7a5185e5

2052163045 has 8 divisors (see below), whose sum is σ = 2470515840. Its totient is φ = 1636450320.

The previous prime is 2052163027. The next prime is 2052163049. The reversal of 2052163045 is 5403612502.

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

It is not a de Polignac number, because 2052163045 - 229 = 1515292133 is a prime.

It is a super-2 number, since 2×20521630452 = 8422746326527344050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052163049) 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, 658305 + ... + 661414.

It is an arithmetic number, because the mean of its divisors is an integer number (308814480).

Almost surely, 22052163045 is an apocalyptic number.

It is an amenable number.

2052163045 is a deficient number, since it is larger than the sum of its proper divisors (418352795).

2052163045 is a wasteful number, since it uses less digits than its factorization.

2052163045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320035.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2052163045 is about 45300.8062290286. The cubic root of 2052163045 is about 1270.7807308108.

Adding to 2052163045 its reverse (5403612502), we get a palindrome (7455775547).

The spelling of 2052163045 in words is "two billion, fifty-two million, one hundred sixty-three thousand, forty-five".

Divisors: 1 5 311 1555 1319719 6598595 410432609 2052163045