Search a number
-
+
330056231 = 477199767
BaseRepresentation
bin10011101011000…
…100001000100111
3212000001121000212
4103223010020213
51133443244411
652430130035
711115301031
oct2353041047
9760047025
10330056231
1115a34314a
129265091b
13534c255b
1431b98c51
151de9968b
hex13ac4227

330056231 has 8 divisors (see below), whose sum is σ = 337582080. Its totient is φ = 322551448.

The previous prime is 330056219. The next prime is 330056257. The reversal of 330056231 is 132650033.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 330056231 - 226 = 262947367 is a prime.

It is a super-2 number, since 2×3300562312 = 217874231243850722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 330056197 and 330056206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330056291) by changing a digit.

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, 28910 + ... + 38676.

It is an arithmetic number, because the mean of its divisors is an integer number (42197760).

Almost surely, 2330056231 is an apocalyptic number.

330056231 is a deficient number, since it is larger than the sum of its proper divisors (7525849).

330056231 is an equidigital number, since it uses as much as digits as its factorization.

330056231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10533.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 330056231 is about 18167.4497659963. The cubic root of 330056231 is about 691.0815712779.

The spelling of 330056231 in words is "three hundred thirty million, fifty-six thousand, two hundred thirty-one".

Divisors: 1 47 719 9767 33793 459049 7022473 330056231