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80829052 = 2283243461
BaseRepresentation
bin1001101000101…
…01101001111100
312122002112121121
410310111221330
5131143012202
612004240324
72001015133
oct464255174
9178075547
1080829052
1141698077
12230a00a4
1313990855
14aa4091a
157169537
hex4d15a7c

80829052 has 12 divisors (see below), whose sum is σ = 143155656. Its totient is φ = 39927440.

The previous prime is 80829037. The next prime is 80829079. The reversal of 80829052 is 25092808.

It is a junction number, because it is equal to n+sod(n) for n = 80828999 and 80829017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121399 + ... + 122062.

It is an arithmetic number, because the mean of its divisors is an integer number (11929638).

Almost surely, 280829052 is an apocalyptic number.

It is an amenable number.

80829052 is a deficient number, since it is larger than the sum of its proper divisors (62326604).

80829052 is a wasteful number, since it uses less digits than its factorization.

80829052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243548 (or 243546 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 80829052 is about 8990.4978727543. The cubic root of 80829052 is about 432.3702743905.

The spelling of 80829052 in words is "eighty million, eight hundred twenty-nine thousand, fifty-two".

Divisors: 1 2 4 83 166 332 243461 486922 973844 20207263 40414526 80829052