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5200205052 = 223761907203
BaseRepresentation
bin1001101011111010…
…01101010011111100
3111102102002210021010
410311331031103330
541122223030202
62220002235220
7242603004450
oct46575152374
914372083233
105200205052
112229420029
121011655b10
1364b488313
143748d8660
1520680176c
hex135f4d4fc

5200205052 has 24 divisors (see below), whose sum is σ = 13867213696. Its totient is φ = 1485772848.

The previous prime is 5200205011. The next prime is 5200205053. The reversal of 5200205052 is 2505020025.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5200205053) 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, 30953518 + ... + 30953685.

Almost surely, 25200205052 is an apocalyptic number.

It is an amenable number.

5200205052 is an abundant number, since it is smaller than the sum of its proper divisors (8667008644).

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

5200205052 is a wasteful number, since it uses less digits than its factorization.

5200205052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61907217 (or 61907215 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 5200205052 is about 72112.4472750717. The cubic root of 5200205052 is about 1732.5009826980.

Adding to 5200205052 its reverse (2505020025), we get a palindrome (7705225077).

The spelling of 5200205052 in words is "five billion, two hundred million, two hundred five thousand, fifty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 61907203 123814406 185721609 247628812 371443218 433350421 742886436 866700842 1300051263 1733401684 2600102526 5200205052