Search a number
-
+
7080290 = 257412467
BaseRepresentation
bin11011000000100101100010
3111022201022222
4123000211202
53303032130
6411431042
7114116150
oct33004542
914281288
107080290
113aa6588
122455482
13160b929
14d243d0
1594cce5
hex6c0962

7080290 has 32 divisors (see below), whose sum is σ = 14926464. Its totient is φ = 2367360.

The previous prime is 7080289. The next prime is 7080317. The reversal of 7080290 is 920807.

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1637 + ... + 4103.

It is an arithmetic number, because the mean of its divisors is an integer number (466452).

Almost surely, 27080290 is an apocalyptic number.

7080290 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

7080290 is an abundant number, since it is smaller than the sum of its proper divisors (7846174).

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

7080290 is a wasteful number, since it uses less digits than its factorization.

7080290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 7080290 is about 2660.8814329090. The cubic root of 7080290 is about 192.0217170169.

The spelling of 7080290 in words is "seven million, eighty thousand, two hundred ninety".

Divisors: 1 2 5 7 10 14 35 41 70 82 205 287 410 574 1435 2467 2870 4934 12335 17269 24670 34538 86345 101147 172690 202294 505735 708029 1011470 1416058 3540145 7080290