Search a number
-
+
6790630 = 257118819
BaseRepresentation
bin11001111001110111100110
3110202222222211
4121321313212
53214300010
6401314034
7111501520
oct31716746
913688884
106790630
1139189a0
12233591a
131539b32
14c8aa10
158e208a
hex679de6

6790630 has 32 divisors (see below), whose sum is σ = 15240960. Its totient is φ = 2116320.

The previous prime is 6790583. The next prime is 6790631. The reversal of 6790630 is 360976.

It is a super-2 number, since 2×67906302 = 92225311593800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6790592 and 6790601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6790631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3640 + ... + 5179.

It is an arithmetic number, because the mean of its divisors is an integer number (476280).

Almost surely, 26790630 is an apocalyptic number.

6790630 is an abundant number, since it is smaller than the sum of its proper divisors (8450330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6790630 is a wasteful number, since it uses less digits than its factorization.

6790630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8844.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 6790630 is about 2605.8837272603. The cubic root of 6790630 is about 189.3665887771.

The spelling of 6790630 in words is "six million, seven hundred ninety thousand, six hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 8819 17638 44095 61733 88190 97009 123466 194018 308665 485045 617330 679063 970090 1358126 3395315 6790630