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330201320 = 23537472101
BaseRepresentation
bin10011101011100…
…111100011101000
3212000022222001112
4103223213203220
51134012420240
652433205452
711116444031
oct2353474350
9760288045
10330201320
1115a432159
1292700888
13535435c7
1431bd5a88
151dec7665
hex13ae78e8

330201320 has 96 divisors (see below), whose sum is σ = 787331880. Its totient is φ = 124531200.

The previous prime is 330201299. The next prime is 330201329. The reversal of 330201320 is 23102033.

It can be written as a sum of positive squares in 4 ways, for example, as 329132164 + 1069156 = 18142^2 + 1034^2 .

It is a junction number, because it is equal to n+sod(n) for n = 330201295 and 330201304.

It is not an unprimeable number, because it can be changed into a prime (330201329) 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, 3269270 + ... + 3269370.

Almost surely, 2330201320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 330201320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393665940).

330201320 is an abundant number, since it is smaller than the sum of its proper divisors (457130560).

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

330201320 is a wasteful number, since it uses less digits than its factorization.

330201320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 330201320 is about 18171.4424303631. The cubic root of 330201320 is about 691.1828203338.

Adding to 330201320 its reverse (23102033), we get a palindrome (353303353).

It can be divided in two parts, 3302013 and 20, that added together give a palindrome (3302033).

The spelling of 330201320 in words is "three hundred thirty million, two hundred one thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 37 40 47 74 94 101 148 185 188 202 235 296 370 376 404 470 505 740 808 940 1010 1480 1739 1880 2020 2209 3478 3737 4040 4418 4747 6956 7474 8695 8836 9494 11045 13912 14948 17390 17672 18685 18988 22090 23735 29896 34780 37370 37976 44180 47470 69560 74740 81733 88360 94940 149480 163466 175639 189880 223109 326932 351278 408665 446218 653864 702556 817330 878195 892436 1115545 1405112 1634660 1756390 1784872 2231090 3269320 3512780 4462180 7025560 8255033 8924360 16510066 33020132 41275165 66040264 82550330 165100660 330201320