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930069285 = 351923231199
BaseRepresentation
bin110111011011111…
…011101100100101
32101211002102012120
4313123323230211
53401044204120
6232142340153
732022313155
oct6733735445
92354072176
10930069285
11437aaa902
1221b58a659
1311a8c4072
148b746765
15569bb140
hex376fbb25

930069285 has 96 divisors (see below), whose sum is σ = 1698816000. Its totient is φ = 432812160.

The previous prime is 930069263. The next prime is 930069289. The reversal of 930069285 is 582960039.

It is not a de Polignac number, because 930069285 - 217 = 929938213 is a prime.

It is a super-2 number, since 2×9300692852 = 1730057749800822450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (930069289) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4673616 + ... + 4673814.

It is an arithmetic number, because the mean of its divisors is an integer number (17696000).

Almost surely, 2930069285 is an apocalyptic number.

930069285 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

930069285 is a deficient number, since it is larger than the sum of its proper divisors (768746715).

930069285 is a wasteful number, since it uses less digits than its factorization.

930069285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 280 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 930069285 is about 30497.0373151229. The cubic root of 930069285 is about 976.1242468834.

The spelling of 930069285 in words is "nine hundred thirty million, sixty-nine thousand, two hundred eighty-five".

Divisors: 1 3 5 15 19 23 31 57 69 93 95 115 155 199 285 345 437 465 529 589 597 713 995 1311 1587 1767 2139 2185 2645 2945 2985 3565 3781 4577 6169 6555 7935 8835 10051 10695 11343 13547 13731 16399 18507 18905 22885 30153 30845 40641 49197 50255 56715 67735 68655 81995 86963 92535 105271 117211 141887 150765 203205 245985 260889 311581 315813 351633 425661 434815 526355 586055 709435 934743 1304445 1557905 1579065 1758165 2000149 2128305 2695853 3263401 4673715 6000447 8087559 9790203 10000745 13479265 16317005 30002235 40437795 48951015 62004619 186013857 310023095 930069285