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1330223130 = 232582317959
BaseRepresentation
bin100111101001001…
…1001100000011010
310102201001100002100
41033102121200122
510211014120010
6335555144230
744651465355
oct11722314032
93381040070
101330223130
11622970365
123115a5076
1318278a6a2
14c894b29c
157bbb02c0
hex4f49981a

1330223130 has 48 divisors (see below), whose sum is σ = 3462975360. Its totient is φ = 354275424.

The previous prime is 1330223087. The next prime is 1330223137. The reversal of 1330223130 is 313220331.

1330223130 is a `hidden beast` number, since 1 + 330 + 22 + 313 + 0 = 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 (1330223137) 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, 65091 + ... + 83049.

It is an arithmetic number, because the mean of its divisors is an integer number (72145320).

Almost surely, 21330223130 is an apocalyptic number.

1330223130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1330223130 is an abundant number, since it is smaller than the sum of its proper divisors (2132752230).

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

1330223130 is a wasteful number, since it uses less digits than its factorization.

1330223130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18795 (or 18792 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1330223130 is about 36472.2240890242. The cubic root of 1330223130 is about 1099.7859445743.

Adding to 1330223130 its reverse (313220331), we get a palindrome (1643443461).

The spelling of 1330223130 in words is "one billion, three hundred thirty million, two hundred twenty-three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 823 1646 2469 4115 4938 7407 8230 12345 14814 17959 24690 35918 37035 53877 74070 89795 107754 161631 179590 269385 323262 538770 808155 1616310 14780257 29560514 44340771 73901285 88681542 133022313 147802570 221703855 266044626 443407710 665111565 1330223130