Search a number
-
+
6130280 = 2351311789
BaseRepresentation
bin10111011000101001101000
3102112110011102
4113120221220
53032132110
6335220532
7103051352
oct27305150
912473142
106130280
113507852
122077748
1313683b0
14b580d2
158115a5
hex5d8a68

6130280 has 32 divisors (see below), whose sum is σ = 14855400. Its totient is φ = 2263296.

The previous prime is 6130273. The next prime is 6130301. The reversal of 6130280 is 820316.

It can be written as a sum of positive squares in 4 ways, for example, as 1976836 + 4153444 = 1406^2 + 2038^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5375 + ... + 6414.

Almost surely, 26130280 is an apocalyptic number.

It is an amenable number.

6130280 is an abundant number, since it is smaller than the sum of its proper divisors (8725120).

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

6130280 is a wasteful number, since it uses less digits than its factorization.

6130280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11813 (or 11809 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 6130280 is about 2475.9402254497. The cubic root of 6130280 is about 183.0178449159.

Adding to 6130280 its reverse (820316), we get a palindrome (6950596).

The spelling of 6130280 in words is "six million, one hundred thirty thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 11789 23578 47156 58945 94312 117890 153257 235780 306514 471560 613028 766285 1226056 1532570 3065140 6130280