Search a number
-
+
7829230 = 252273449
BaseRepresentation
bin11101110111011011101110
3112201202200111
4131313123232
54001013410
6435450234
7123355513
oct35673356
915652614
107829230
114468242
12275697a
1318117a6
14107b30a
15a49b8a
hex7776ee

7829230 has 16 divisors (see below), whose sum is σ = 14158800. Its totient is φ = 3116992.

The previous prime is 7829221. The next prime is 7829233. The reversal of 7829230 is 329287.

It is a super-2 number, since 2×78292302 = 122593684785800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7829192 and 7829201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7829233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546 + ... + 3994.

It is an arithmetic number, because the mean of its divisors is an integer number (884925).

Almost surely, 27829230 is an apocalyptic number.

7829230 is a deficient number, since it is larger than the sum of its proper divisors (6329570).

7829230 is a wasteful number, since it uses less digits than its factorization.

7829230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 7829230 is about 2798.0761247686. The cubic root of 7829230 is about 198.5666690172.

The spelling of 7829230 in words is "seven million, eight hundred twenty-nine thousand, two hundred thirty".

Divisors: 1 2 5 10 227 454 1135 2270 3449 6898 17245 34490 782923 1565846 3914615 7829230