Search a number
-
+
3280830580 = 2251009316253
BaseRepresentation
bin1100001110001101…
…1000000001110100
322110122110110110201
43003203120001310
523204343034310
61301315330244
7144205412506
oct30343300164
98418413421
103280830580
111433a41635
127768b0984
1340392cc91
14231a29d76
15143067e3a
hexc38d8074

3280830580 has 24 divisors (see below), whose sum is σ = 6890850792. Its totient is φ = 1312121472.

The previous prime is 3280830563. The next prime is 3280830599. The reversal of 3280830580 is 850380823.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 557243236 + 2723587344 = 23606^2 + 52188^2 .

It is a super-3 number, since 3×32808305803 (a number of 30 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193734 + ... + 209986.

It is an arithmetic number, because the mean of its divisors is an integer number (287118783).

Almost surely, 23280830580 is an apocalyptic number.

It is an amenable number.

3280830580 is an abundant number, since it is smaller than the sum of its proper divisors (3610020212).

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

3280830580 is a wasteful number, since it uses less digits than its factorization.

3280830580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26355 (or 26353 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 3280830580 is about 57278.5350720495. The cubic root of 3280830580 is about 1485.9171712137.

The spelling of 3280830580 in words is "three billion, two hundred eighty million, eight hundred thirty thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 10093 16253 20186 32506 40372 50465 65012 81265 100930 162530 201860 325060 164041529 328083058 656166116 820207645 1640415290 3280830580