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30030000273 = 32713374432237
BaseRepresentation
bin11011111101111011…
…010111000010010001
32212111211202002000100
4123331323113002101
5443000140002043
621443503043013
72112112535130
oct337573270221
985454662010
1030030000273
1111810174749
1259a0ba0469
132aa766a240
14164c417917
15bab5a2cd3
hex6fded7091

30030000273 has 96 divisors (see below), whose sum is σ = 54977884416. Its totient is φ = 15370228224.

The previous prime is 30030000263. The next prime is 30030000277. The reversal of 30030000273 is 37200003003.

It is not a de Polignac number, because 30030000273 - 29 = 30029999761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30030000277) 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, 13423111 + ... + 13425347.

It is an arithmetic number, because the mean of its divisors is an integer number (572686296).

Almost surely, 230030000273 is an apocalyptic number.

It is an amenable number.

30030000273 is a deficient number, since it is larger than the sum of its proper divisors (24947884143).

30030000273 is a wasteful number, since it uses less digits than its factorization.

30030000273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743 (or 2740 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 18.

Adding to 30030000273 its reverse (37200003003), we get a palindrome (67230003276).

The spelling of 30030000273 in words is "thirty billion, thirty million, two hundred seventy-three", and thus it is an aban number.

Divisors: 1 3 7 9 13 21 37 39 63 91 111 117 259 273 333 443 481 777 819 1329 1443 2237 2331 3101 3367 3987 4329 5759 6711 9303 10101 15659 16391 17277 20133 27909 29081 30303 40313 46977 49173 51831 82769 87243 114737 120939 140931 147519 203567 213083 248307 261729 344211 362817 579383 610701 639249 744921 990991 1032633 1075997 1491581 1738149 1832103 1917747 2972973 3227991 4474743 5214447 6936937 7531979 8918919 9683973 12882883 13424229 20810811 22595937 36666667 38648649 62432433 67787811 90180181 110000001 115945947 256666669 270540543 330000003 476666671 770000007 811621629 1430000013 2310000021 3336666697 4290000039 10010000091 30030000273