Search a number
-
+
670752683 = 532892683
BaseRepresentation
bin100111111110101…
…101111110101011
31201202010202200222
4213332231332223
52333203041213
6150320320255
722423206116
oct4776557653
91652122628
10670752683
11314693467
1216877308b
13a8c6bba3
146512357d
153dd46808
hex27fadfab

670752683 has 12 divisors (see below), whose sum is σ = 691586280. Its totient is φ = 650460096.

The previous prime is 670752653. The next prime is 670752707. The reversal of 670752683 is 386257076.

It is not a de Polignac number, because 670752683 - 218 = 670490539 is a prime.

It is a super-3 number, since 3×6707526833 (a number of 27 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670752653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248660 + ... + 251342.

It is an arithmetic number, because the mean of its divisors is an integer number (57632190).

Almost surely, 2670752683 is an apocalyptic number.

670752683 is a deficient number, since it is larger than the sum of its proper divisors (20833597).

670752683 is an equidigital number, since it uses as much as digits as its factorization.

670752683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2878 (or 2825 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The square root of 670752683 is about 25898.8934705713. The cubic root of 670752683 is about 875.3615629028.

It can be divided in two parts, 67075 and 2683, that multiplied together give a square (179962225 = 134152).

The spelling of 670752683 in words is "six hundred seventy million, seven hundred fifty-two thousand, six hundred eighty-three".

Divisors: 1 53 89 2683 2809 4717 142199 238787 250001 7536547 12655711 670752683