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330000231 = 31194110627
BaseRepresentation
bin10011101010110…
…110011101100111
3211222221202012210
4103222312131213
51133440001411
652425014503
711114645541
oct2352663547
9758852183
10330000231
1115a305070
1292624433
13534a2c12
1431b82691
151de87ca6
hex13ab6767

330000231 has 16 divisors (see below), whose sum is σ = 480555648. Its totient is φ = 199768800.

The previous prime is 330000217. The next prime is 330000233. The reversal of 330000231 is 132000033.

It is a happy number.

It is not a de Polignac number, because 330000231 - 25 = 330000199 is a prime.

It is a super-2 number, since 2×3300002312 = 217800304920106722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330000233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25740 + ... + 36366.

It is an arithmetic number, because the mean of its divisors is an integer number (30034728).

Almost surely, 2330000231 is an apocalyptic number.

330000231 is a deficient number, since it is larger than the sum of its proper divisors (150555417).

330000231 is a wasteful number, since it uses less digits than its factorization.

330000231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11582.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 330000231 is about 18165.9084826496. The cubic root of 330000231 is about 691.0424842443.

Adding to 330000231 its reverse (132000033), we get a palindrome (462000264).

It can be divided in two parts, 3300002 and 31, that added together give a palindrome (3300033).

The spelling of 330000231 in words is "three hundred thirty million, two hundred thirty-one", and thus it is an aban number.

Divisors: 1 3 11 33 941 2823 10351 10627 31053 31881 116897 350691 10000007 30000021 110000077 330000231