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82227936 = 2537122363
BaseRepresentation
bin1001110011010…
…11001011100000
312201201121112010
410321223023200
5132022243221
612054232520
72015632410
oct471531340
9181647463
1082227936
114246307a
1223655740
13140604ab
14acc6640
157343c76
hex4e6b2e0

82227936 has 48 divisors (see below), whose sum is σ = 246685824. Its totient is φ = 23493504.

The previous prime is 82227931. The next prime is 82227941. The reversal of 82227936 is 63972228.

It is an interprime number because it is at equal distance from previous prime (82227931) and next prime (82227941).

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×822279362 = 13522866917640192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 82227894 and 82227903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82227931) 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 7 ways as a sum of consecutive naturals, for example, 60510 + ... + 61853.

It is an arithmetic number, because the mean of its divisors is an integer number (5139288).

Almost surely, 282227936 is an apocalyptic number.

It is an amenable number.

82227936 is an abundant number, since it is smaller than the sum of its proper divisors (164457888).

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

82227936 is a wasteful number, since it uses less digits than its factorization.

82227936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122383 (or 122375 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 82227936 is about 9067.9620643229. The cubic root of 82227936 is about 434.8503223974.

The spelling of 82227936 in words is "eighty-two million, two hundred twenty-seven thousand, nine hundred thirty-six".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 122363 244726 367089 489452 734178 856541 978904 1468356 1713082 1957808 2569623 2936712 3426164 3915616 5139246 5873424 6852328 10278492 11746848 13704656 20556984 27409312 41113968 82227936