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5052420 = 2232528069
BaseRepresentation
bin10011010001100000000100
3100111200121200
4103101200010
52243134140
6300142500
760642042
oct23214004
910450550
105052420
112940a5a
121837a30
13107b8c9
14957392
1569c030
hex4d1804

5052420 has 36 divisors (see below), whose sum is σ = 15326220. Its totient is φ = 1347264.

The previous prime is 5052407. The next prime is 5052469. The reversal of 5052420 is 242505.

It can be written as a sum of positive squares in 2 ways, for example, as 1179396 + 3873024 = 1086^2 + 1968^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5052393 and 5052402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13855 + ... + 14214.

Almost surely, 25052420 is an apocalyptic number.

It is an amenable number.

5052420 is an abundant number, since it is smaller than the sum of its proper divisors (10273800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5052420 is a wasteful number, since it uses less digits than its factorization.

5052420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28084 (or 28079 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 5052420 is about 2247.7588838663. The cubic root of 5052420 is about 171.5930979994.

Adding to 5052420 its reverse (242505), we get a palindrome (5294925).

The spelling of 5052420 in words is "five million, fifty-two thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 28069 56138 84207 112276 140345 168414 252621 280690 336828 421035 505242 561380 842070 1010484 1263105 1684140 2526210 5052420