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1230330 = 23541011
BaseRepresentation
bin100101100010111111010
32022111200210
410230113322
5303332310
642211550
713312653
oct4542772
92274623
101230330
11770402
124b3bb6
1334100a
1424052a
15194820
hex12c5fa

1230330 has 16 divisors (see below), whose sum is σ = 2952864. Its totient is φ = 328080.

The previous prime is 1230329. The next prime is 1230331. The reversal of 1230330 is 330321.

Adding to 1230330 its reverse (330321), we get a palindrome (1560651).

Subtracting from 1230330 its reverse (330321), we obtain a palindrome (900009).

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1230329) and next prime (1230331).

It is not an unprimeable number, because it can be changed into a prime (1230331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20476 + ... + 20535.

It is an arithmetic number, because the mean of its divisors is an integer number (184554).

21230330 is an apocalyptic number.

1230330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230330 is an abundant number, since it is smaller than the sum of its proper divisors (1722534).

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

1230330 is a wasteful number, since it uses less digits than its factorization.

1230330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41021.

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

The square root of 1230330 is about 1109.2024161532. The cubic root of 1230330 is about 107.1537081074.

The spelling of 1230330 in words is "one million, two hundred thirty thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41011 82022 123033 205055 246066 410110 615165 1230330