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52125052 = 22710971697
BaseRepresentation
bin1100011011010…
…1110101111100
310122002020010111
43012311311330
5101321000202
65101115404
71202025040
oct306656574
9118066114
1052125052
1127472361
1215558b64
13aa50735
146ccc020
1548996d7
hex31b5d7c

52125052 has 24 divisors (see below), whose sum is σ = 104406624. Its totient is φ = 22305792.

The previous prime is 52125019. The next prime is 52125053. The reversal of 52125052 is 25052125.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52125053) 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, 29868 + ... + 31564.

It is an arithmetic number, because the mean of its divisors is an integer number (4350276).

Almost surely, 252125052 is an apocalyptic number.

It is an amenable number.

52125052 is an abundant number, since it is smaller than the sum of its proper divisors (52281572).

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

52125052 is a wasteful number, since it uses less digits than its factorization.

52125052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805 (or 2803 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 52125052 is about 7219.7681403214. The cubic root of 52125052 is about 373.5500799919.

Adding to 52125052 its reverse (25052125), we get a palindrome (77177177).

The spelling of 52125052 in words is "fifty-two million, one hundred twenty-five thousand, fifty-two".

Divisors: 1 2 4 7 14 28 1097 1697 2194 3394 4388 6788 7679 11879 15358 23758 30716 47516 1861609 3723218 7446436 13031263 26062526 52125052