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30326270 = 2513233279
BaseRepresentation
bin111001110101…
…1110111111110
32010001201211012
41303223313332
530230420040
63001555222
7515524532
oct163536776
963051735
1030326270
1116133637
12a1a5b12
13638a650
144055bc2
1529e0865
hex1cebdfe

30326270 has 16 divisors (see below), whose sum is σ = 58786560. Its totient is φ = 11197344.

The previous prime is 30326251. The next prime is 30326297. The reversal of 30326270 is 7262303.

It is a super-2 number, since 2×303262702 = 1839365304225800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116510 + ... + 116769.

It is an arithmetic number, because the mean of its divisors is an integer number (3674160).

Almost surely, 230326270 is an apocalyptic number.

30326270 is a deficient number, since it is larger than the sum of its proper divisors (28460290).

30326270 is a wasteful number, since it uses less digits than its factorization.

30326270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233299.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 30326270 is about 5506.9292713816. The cubic root of 30326270 is about 311.8456323258.

Adding to 30326270 its reverse (7262303), we get a palindrome (37588573).

It can be divided in two parts, 30 and 326270, that multiplied together give a triangular number (9788100 = T4424).

The spelling of 30326270 in words is "thirty million, three hundred twenty-six thousand, two hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 233279 466558 1166395 2332790 3032627 6065254 15163135 30326270