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83150079 = 3101327361
BaseRepresentation
bin1001111010011…
…00010011111111
312210110110110120
410331030103333
5132241300304
612130110023
72026523025
oct475142377
9183413416
1083150079
1142a32981
1223a1b313
13142c413c
14b086715
1574770d9
hex4f4c4ff

83150079 has 8 divisors (see below), whose sum is σ = 110980272. Its totient is φ = 55376640.

The previous prime is 83150069. The next prime is 83150087. The reversal of 83150079 is 97005138.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83150079 - 215 = 83117311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83150069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10642 + ... + 16719.

It is an arithmetic number, because the mean of its divisors is an integer number (13872534).

Almost surely, 283150079 is an apocalyptic number.

83150079 is a deficient number, since it is larger than the sum of its proper divisors (27830193).

83150079 is a wasteful number, since it uses less digits than its factorization.

83150079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28377.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 83150079 is about 9118.6665143539. Note that the first 3 decimals coincide. The cubic root of 83150079 is about 436.4698225760.

The spelling of 83150079 in words is "eighty-three million, one hundred fifty thousand, seventy-nine".

Divisors: 1 3 1013 3039 27361 82083 27716693 83150079