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630089386 = 2383822571
BaseRepresentation
bin100101100011100…
…110011010101010
31121220121212010221
4211203212122222
52242300330021
6142305000254
721420446203
oct4543463252
91556555127
10630089386
112a373a533
1215702308a
13a0702474
145d97a5aa
153a4b3241
hex258e66aa

630089386 has 8 divisors (see below), whose sum is σ = 947602944. Its totient is φ = 314221740.

The previous prime is 630089371. The next prime is 630089389. The reversal of 630089386 is 683980036.

630089386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×6300893863 (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (630089389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410520 + ... + 412051.

It is an arithmetic number, because the mean of its divisors is an integer number (118450368).

Almost surely, 2630089386 is an apocalyptic number.

630089386 is a deficient number, since it is larger than the sum of its proper divisors (317513558).

630089386 is a wasteful number, since it uses less digits than its factorization.

630089386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822956.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 630089386 is about 25101.5813446086. The cubic root of 630089386 is about 857.3024298120.

The spelling of 630089386 in words is "six hundred thirty million, eighty-nine thousand, three hundred eighty-six".

Divisors: 1 2 383 766 822571 1645142 315044693 630089386