Search a number
-
+
52525308 = 223111789263
BaseRepresentation
bin1100100001011…
…1100011111100
310122211120011210
43020113203330
5101421302213
65113444420
71205313003
oct310274374
9118746153
1052525308
1127716050
1215710710
13ab60984
146d93c3a
1549280c3
hex32178fc

52525308 has 96 divisors (see below), whose sum is σ = 143700480. Its totient is φ = 14755840.

The previous prime is 52525289. The next prime is 52525313. The reversal of 52525308 is 80352525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199585 + ... + 199847.

It is an arithmetic number, because the mean of its divisors is an integer number (1496880).

Almost surely, 252525308 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 52525308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71850240).

52525308 is an abundant number, since it is smaller than the sum of its proper divisors (91175172).

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

52525308 is a wasteful number, since it uses less digits than its factorization.

52525308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387 (or 385 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 52525308 is about 7247.4345805947. The cubic root of 52525308 is about 374.5037774359.

The spelling of 52525308 in words is "fifty-two million, five hundred twenty-five thousand, three hundred eight".

Divisors: 1 2 3 4 6 11 12 17 22 33 34 44 51 66 68 89 102 132 178 187 204 263 267 356 374 526 534 561 748 789 979 1052 1068 1122 1513 1578 1958 2244 2893 2937 3026 3156 3916 4471 4539 5786 5874 6052 8679 8942 9078 11572 11748 13413 16643 17358 17884 18156 23407 26826 33286 34716 46814 49181 49929 53652 66572 70221 93628 98362 99858 140442 147543 196724 199716 257477 280884 295086 397919 514954 590172 772431 795838 1029908 1193757 1544862 1591676 2387514 3089724 4377109 4775028 8754218 13131327 17508436 26262654 52525308