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299434620 = 22354990577
BaseRepresentation
bin10001110110010…
…000001001111100
3202212102212002010
4101312100021330
51103123401440
645413531220
710264103142
oct2166201174
9685385063
10299434620
11144028731
1284343b10
134a060664
142baa7592
151b44b580
hex11d9027c

299434620 has 24 divisors (see below), whose sum is σ = 838417104. Its totient is φ = 79849216.

The previous prime is 299434613. The next prime is 299434627. The reversal of 299434620 is 26434992.

It is an interprime number because it is at equal distance from previous prime (299434613) and next prime (299434627).

It is a super-2 number, since 2×2994346202 = 179322183309088800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299434627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2495229 + ... + 2495348.

It is an arithmetic number, because the mean of its divisors is an integer number (34934046).

Almost surely, 2299434620 is an apocalyptic number.

299434620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

299434620 is an abundant number, since it is smaller than the sum of its proper divisors (538982484).

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

299434620 is a wasteful number, since it uses less digits than its factorization.

299434620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4990589 (or 4990587 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 299434620 is about 17304.1792639813. The cubic root of 299434620 is about 669.0121478441.

The spelling of 299434620 in words is "two hundred ninety-nine million, four hundred thirty-four thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 4990577 9981154 14971731 19962308 24952885 29943462 49905770 59886924 74858655 99811540 149717310 299434620