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994445678 = 25346720089
BaseRepresentation
bin111011010001100…
…000100101101110
32120022020002000102
4323101200211232
54014034230203
6242402231102
733433435352
oct7321404556
92508202012
10994445678
1147037a836
12239055492
1312b043cc5
1496103462
155c485888
hex3b46096e

994445678 has 16 divisors (see below), whose sum is σ = 1523143440. Its totient is φ = 486772416.

The previous prime is 994445677. The next prime is 994445701. The reversal of 994445678 is 876544499.

994445678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994445677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39458 + ... + 59546.

It is an arithmetic number, because the mean of its divisors is an integer number (95196465).

Almost surely, 2994445678 is an apocalyptic number.

994445678 is a deficient number, since it is larger than the sum of its proper divisors (528697762).

994445678 is a wasteful number, since it uses less digits than its factorization.

994445678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20611.

The product of its digits is 8709120, while the sum is 56.

The square root of 994445678 is about 31534.8327726658. The cubic root of 994445678 is about 998.1451208841.

The spelling of 994445678 in words is "nine hundred ninety-four million, four hundred forty-five thousand, six hundred seventy-eight".

Divisors: 1 2 53 106 467 934 20089 24751 40178 49502 1064717 2129434 9381563 18763126 497222839 994445678