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82283955 = 3513571739
BaseRepresentation
bin1001110011110…
…00110110110011
312201211110100220
410321320312303
5132031041310
612055344123
72016254625
oct471706663
9181743326
1082283955
11424a1176
1223682043
131407cb40
14acdcc15
157355670
hex4e78db3

82283955 has 32 divisors (see below), whose sum is σ = 142222080. Its totient is φ = 40383360.

The previous prime is 82283953. The next prime is 82283987. The reversal of 82283955 is 55938228.

It is not a de Polignac number, because 82283955 - 21 = 82283953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82283953) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110976 + ... + 111714.

It is an arithmetic number, because the mean of its divisors is an integer number (4444440).

Almost surely, 282283955 is an apocalyptic number.

82283955 is a deficient number, since it is larger than the sum of its proper divisors (59938125).

82283955 is a wasteful number, since it uses less digits than its factorization.

82283955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331.

The product of its digits is 172800, while the sum is 42.

The square root of 82283955 is about 9071.0503801930. The cubic root of 82283955 is about 434.9490493899.

It can be divided in two parts, 82283 and 955, that added together give a palindrome (83238).

The spelling of 82283955 in words is "eighty-two million, two hundred eighty-three thousand, nine hundred fifty-five".

Divisors: 1 3 5 13 15 39 65 195 571 739 1713 2217 2855 3695 7423 8565 9607 11085 22269 28821 37115 48035 111345 144105 421969 1265907 2109845 5485597 6329535 16456791 27427985 82283955