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80383125 = 35443997
BaseRepresentation
bin1001100101010…
…00110010010101
312121020212220210
410302220302111
5131034230000
611550520033
71664150064
oct462506225
9177225823
1080383125
1141413039
1222b06019
13138658a4
14a9661db
1570cc350
hex4ca8c95

80383125 has 40 divisors (see below), whose sum is σ = 137181088. Its totient is φ = 41832000.

The previous prime is 80383117. The next prime is 80383133. The reversal of 80383125 is 52138308.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (80383117) and next prime (80383133).

It is not a de Polignac number, because 80383125 - 23 = 80383117 is a prime.

It is a super-2 number, since 2×803831252 = 12922893569531250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80383092 and 80383101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 80127 + ... + 81123.

Almost surely, 280383125 is an apocalyptic number.

It is an amenable number.

80383125 is a deficient number, since it is larger than the sum of its proper divisors (56797963).

80383125 is an equidigital number, since it uses as much as digits as its factorization.

80383125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063 (or 1048 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 80383125 is about 8965.6636675709. The cubic root of 80383125 is about 431.5736910281.

It can be divided in two parts, 80383 and 125, that added together give a palindrome (80508).

The spelling of 80383125 in words is "eighty million, three hundred eighty-three thousand, one hundred twenty-five".

Divisors: 1 3 5 15 25 43 75 125 129 215 375 625 645 997 1075 1875 2991 3225 4985 5375 14955 16125 24925 26875 42871 74775 80625 124625 128613 214355 373875 623125 643065 1071775 1869375 3215325 5358875 16076625 26794375 80383125