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2064778 = 23313119
BaseRepresentation
bin111111000000110001010
310212220100021
413320012022
51012033103
6112131054
723356522
oct7700612
93786307
102064778
111190331
12836a8a
13573a81
143ba682
152abbbd
hex1f818a

2064778 has 8 divisors (see below), whose sum is σ = 3107520. Its totient is φ = 1028940.

The previous prime is 2064767. The next prime is 2064781. The reversal of 2064778 is 8774602.

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

It is a plaindrome in base 15.

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, 898 + ... + 2221.

It is an arithmetic number, because the mean of its divisors is an integer number (388440).

22064778 is an apocalyptic number.

2064778 is a deficient number, since it is larger than the sum of its proper divisors (1042742).

2064778 is a wasteful number, since it uses less digits than its factorization.

2064778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 2064778 is about 1436.9335405648. The cubic root of 2064778 is about 127.3379306900.

The spelling of 2064778 in words is "two million, sixty-four thousand, seven hundred seventy-eight".

Divisors: 1 2 331 662 3119 6238 1032389 2064778