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675947086 = 212722911621
BaseRepresentation
bin101000010010100…
…010001001001110
31202002220200002021
4220102202021032
52341020301321
6151023520354
722515312133
oct5022421116
91662820067
10675947086
11317611061
1216a4590ba
13aa06a2b9
1465ab658a
153e520941
hex284a224e

675947086 has 16 divisors (see below), whose sum is σ = 1026455040. Its totient is φ = 333819360.

The previous prime is 675947053. The next prime is 675947087. The reversal of 675947086 is 680749576.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675947087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52356 + ... + 63976.

It is an arithmetic number, because the mean of its divisors is an integer number (64153440).

Almost surely, 2675947086 is an apocalyptic number.

675947086 is a deficient number, since it is larger than the sum of its proper divisors (350507954).

675947086 is a wasteful number, since it uses less digits than its factorization.

675947086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11979.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The square root of 675947086 is about 25998.9824031634. The cubic root of 675947086 is about 877.6153958463.

The spelling of 675947086 in words is "six hundred seventy-five million, nine hundred forty-seven thousand, eighty-six".

Divisors: 1 2 127 229 254 458 11621 23242 29083 58166 1475867 2661209 2951734 5322418 337973543 675947086