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52000060 = 2257616089
BaseRepresentation
bin1100011001011…
…1010100111100
310121211212200011
43012113110330
5101303000220
65054313004
71200664450
oct306272474
9117755604
1052000060
1127397462
12154b8764
13aa08888
146c98660
15487265a
hex319753c

52000060 has 48 divisors (see below), whose sum is σ = 126866880. Its totient is φ = 17533440.

The previous prime is 52000043. The next prime is 52000061. The reversal of 52000060 is 6000025.

It is a self number, because there is not a number n which added to its sum of digits gives 52000060.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52000061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5496 + ... + 11584.

It is an arithmetic number, because the mean of its divisors is an integer number (2643060).

Almost surely, 252000060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52000060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63433440).

52000060 is an abundant number, since it is smaller than the sum of its proper divisors (74866820).

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

52000060 is a wasteful number, since it uses less digits than its factorization.

52000060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6166 (or 6164 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 52000060 is about 7211.1067111783. The cubic root of 52000060 is about 373.2512592398.

Adding to 52000060 its reverse (6000025), we get a palindrome (58000085).

The spelling of 52000060 in words is "fifty-two million, sixty", and thus it is an aban number, an eban number, and an uban number.

Divisors: 1 2 4 5 7 10 14 20 28 35 61 70 122 140 244 305 427 610 854 1220 1708 2135 4270 6089 8540 12178 24356 30445 42623 60890 85246 121780 170492 213115 371429 426230 742858 852460 1485716 1857145 2600003 3714290 5200006 7428580 10400012 13000015 26000030 52000060