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1330023330 = 232544333359
BaseRepresentation
bin100111101000110…
…1000101110100010
310102200200012000100
41033101220232202
510210441221310
6335551003230
744650004016
oct11721505642
93380605010
101330023330
11622844239
12311509516
1318271a76c
14c88d8546
157bb70ec0
hex4f468ba2

1330023330 has 48 divisors (see below), whose sum is σ = 3465970560. Its totient is φ = 353861664.

The previous prime is 1330023311. The next prime is 1330023337. The reversal of 1330023330 is 333200331.

1330023330 is a `hidden beast` number, since 1 + 330 + 0 + 2 + 3 + 330 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1330023337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23191 + ... + 56549.

It is an arithmetic number, because the mean of its divisors is an integer number (72207720).

Almost surely, 21330023330 is an apocalyptic number.

1330023330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1330023330 is an abundant number, since it is smaller than the sum of its proper divisors (2135947230).

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

1330023330 is a wasteful number, since it uses less digits than its factorization.

1330023330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33815 (or 33812 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

The square root of 1330023330 is about 36469.4849154742. The cubic root of 1330023330 is about 1099.7308790671.

Adding to 1330023330 its reverse (333200331), we get a palindrome (1663223661).

The spelling of 1330023330 in words is "one billion, three hundred thirty million, twenty-three thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 443 886 1329 2215 2658 3987 4430 6645 7974 13290 19935 33359 39870 66718 100077 166795 200154 300231 333590 500385 600462 1000770 1501155 3002310 14778037 29556074 44334111 73890185 88668222 133002333 147780370 221670555 266004666 443341110 665011665 1330023330