Search a number
-
+
8252685 = 34574171
BaseRepresentation
bin11111011110110100001101
3120112021120000
4133132310031
54103041220
6452514513
7130101210
oct37366415
916467500
108252685
114727401
12291ba39
13192c45c
14114b777
15ad0390
hex7ded0d

8252685 has 80 divisors (see below), whose sum is σ = 17563392. Its totient is φ = 3628800.

The previous prime is 8252681. The next prime is 8252687. The reversal of 8252685 is 5862528.

It is not a de Polignac number, because 8252685 - 22 = 8252681 is a prime.

It is a Curzon number.

8252685 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8252681) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 116200 + ... + 116270.

Almost surely, 28252685 is an apocalyptic number.

It is an amenable number.

8252685 is an abundant number, since it is smaller than the sum of its proper divisors (9310707).

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

8252685 is a wasteful number, since it uses less digits than its factorization.

8252685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 127 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 8252685 is about 2872.7486837522. The cubic root of 8252685 is about 202.0839193190.

The spelling of 8252685 in words is "eight million, two hundred fifty-two thousand, six hundred eighty-five".

Divisors: 1 3 5 7 9 15 21 27 35 41 45 63 71 81 105 123 135 189 205 213 287 315 355 369 405 497 567 615 639 861 945 1065 1107 1435 1491 1845 1917 2485 2583 2835 2911 3195 3321 4305 4473 5535 5751 7455 7749 8733 9585 12915 13419 14555 16605 20377 22365 23247 26199 28755 38745 40257 43665 61131 67095 78597 101885 116235 130995 183393 201285 235791 305655 392985 550179 916965 1178955 1650537 2750895 8252685