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80829153 = 3223390479
BaseRepresentation
bin1001101000101…
…01101011100001
312122002112202100
410310111223201
5131143013103
612004241013
72001015336
oct464255341
9178075670
1080829153
1141698159
12230a0169
1313990902
14aa4098d
1571695a3
hex4d15ae1

80829153 has 12 divisors (see below), whose sum is σ = 121829760. Its totient is φ = 51543096.

The previous prime is 80829149. The next prime is 80829157. The reversal of 80829153 is 35192808.

It is an interprime number because it is at equal distance from previous prime (80829149) and next prime (80829157).

It is not a de Polignac number, because 80829153 - 22 = 80829149 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80829157) 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 11 ways as a sum of consecutive naturals, for example, 195033 + ... + 195446.

It is an arithmetic number, because the mean of its divisors is an integer number (10152480).

Almost surely, 280829153 is an apocalyptic number.

It is an amenable number.

80829153 is a deficient number, since it is larger than the sum of its proper divisors (41000607).

80829153 is a wasteful number, since it uses less digits than its factorization.

80829153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390508 (or 390505 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 80829153 is about 8990.5034897941. The cubic root of 80829153 is about 432.3704544800.

The spelling of 80829153 in words is "eighty million, eight hundred twenty-nine thousand, one hundred fifty-three".

Divisors: 1 3 9 23 69 207 390479 1171437 3514311 8981017 26943051 80829153