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1330233330 = 235173256307
BaseRepresentation
bin100111101001001…
…1011111111110010
310102201001212002010
41033102123333302
510211014431310
6335555303350
744651540166
oct11722337762
93381055063
101330233330
11622977a98
123115aab56
1318279221a
14c8950ca6
157bbb3320
hex4f49bff2

1330233330 has 32 divisors (see below), whose sum is σ = 3211026624. Its totient is φ = 352677056.

The previous prime is 1330233329. The next prime is 1330233341. The reversal of 1330233330 is 333320331.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1330233297 and 1330233306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122964 + ... + 133343.

It is an arithmetic number, because the mean of its divisors is an integer number (100344582).

Almost surely, 21330233330 is an apocalyptic number.

1330233330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1330233330 is an abundant number, since it is smaller than the sum of its proper divisors (1880793294).

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

1330233330 is a wasteful number, since it uses less digits than its factorization.

1330233330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256490.

The product of its (nonzero) digits is 1458, while the sum is 21.

The square root of 1330233330 is about 36472.3639211938. The cubic root of 1330233330 is about 1099.7887555784.

Adding to 1330233330 its reverse (333320331), we get a palindrome (1663553661).

The spelling of 1330233330 in words is "one billion, three hundred thirty million, two hundred thirty-three thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 173 346 519 865 1038 1730 2595 5190 256307 512614 768921 1281535 1537842 2563070 3844605 7689210 44341111 88682222 133023333 221705555 266046666 443411110 665116665 1330233330