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82825536 = 2633789131
BaseRepresentation
bin1001110111111…
…01000101000000
312202211222021110
410323331011000
5132200404121
612115123320
72024001603
oct473750500
9182758243
1082825536
1142831062
12238a3540
131420c4c1
14b00033a
157410d76
hex4efd140

82825536 has 112 divisors (see below), whose sum is σ = 229331520. Its totient is φ = 26357760.

The previous prime is 82825531. The next prime is 82825543. The reversal of 82825536 is 63552828.

It is a junction number, because it is equal to n+sod(n) for n = 82825494 and 82825503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82825531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632191 + ... + 632321.

Almost surely, 282825536 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 82825536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114665760).

82825536 is an abundant number, since it is smaller than the sum of its proper divisors (146505984).

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

82825536 is a wasteful number, since it uses less digits than its factorization.

82825536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 262 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 82825536 is about 9100.8535863401. The cubic root of 82825536 is about 435.9012205031.

The spelling of 82825536 in words is "eighty-two million, eight hundred twenty-five thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 37 48 64 74 89 96 111 131 148 178 192 222 262 267 296 356 393 444 524 534 592 712 786 888 1048 1068 1184 1424 1572 1776 2096 2136 2368 2848 3144 3293 3552 4192 4272 4847 5696 6288 6586 7104 8384 8544 9694 9879 11659 12576 13172 14541 17088 19388 19758 23318 25152 26344 29082 34977 38776 39516 46636 52688 58164 69954 77552 79032 93272 105376 116328 139908 155104 158064 186544 210752 232656 279816 310208 316128 373088 431383 465312 559632 632256 746176 862766 930624 1119264 1294149 1725532 2238528 2588298 3451064 5176596 6902128 10353192 13804256 20706384 27608512 41412768 82825536