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82248192 = 2932131373
BaseRepresentation
bin1001110011100…
…00001000000000
312201202122022100
410321300020000
5132023420232
612054510400
72016045435
oct471601000
9181678270
1082248192
1142477314
1223665400
1314069790
14accdb8c
157349c7c
hex4e70200

82248192 has 120 divisors (see below), whose sum is σ = 255819564. Its totient is φ = 25288704.

The previous prime is 82248181. The next prime is 82248197. The reversal of 82248192 is 29184228.

It can be written as a sum of positive squares in 2 ways, for example, as 80568576 + 1679616 = 8976^2 + 1296^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (82248197) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59218 + ... + 60590.

Almost surely, 282248192 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 82248192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127909782).

82248192 is an abundant number, since it is smaller than the sum of its proper divisors (173571372).

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

82248192 is a wasteful number, since it uses less digits than its factorization.

82248192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410 (or 1391 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 82248192 is about 9069.0788947941. The cubic root of 82248192 is about 434.8860264228.

The spelling of 82248192 in words is "eighty-two million, two hundred forty-eight thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 64 72 78 96 104 117 128 144 156 192 208 234 256 288 312 384 416 468 512 576 624 768 832 936 1152 1248 1373 1536 1664 1872 2304 2496 2746 3328 3744 4119 4608 4992 5492 6656 7488 8238 9984 10984 12357 14976 16476 17849 19968 21968 24714 29952 32952 35698 43936 49428 53547 59904 65904 71396 87872 98856 107094 131808 142792 160641 175744 197712 214188 263616 285584 321282 351488 395424 428376 527232 571168 642564 702976 790848 856752 1054464 1142336 1285128 1581696 1713504 2108928 2284672 2570256 3163392 3427008 4569344 5140512 6326784 6854016 9138688 10281024 13708032 20562048 27416064 41124096 82248192