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1300312030 = 25834193739
BaseRepresentation
bin100110110000001…
…0010111111011110
310100121202200202211
41031200102333132
510130334441110
6333010111034
744136320113
oct11540227736
93317680684
101300312030
11607aa0746
1230357b47a
13179517004
14c49a290a
157925298a
hex4d812fde

1300312030 has 32 divisors (see below), whose sum is σ = 2375049600. Its totient is φ = 512494752.

The previous prime is 1300312003. The next prime is 1300312103. The reversal of 1300312030 is 302130031.

It is a super-2 number, since 2×13003120302 = 3381622750725441800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1300312030.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345901 + ... + 349639.

It is an arithmetic number, because the mean of its divisors is an integer number (74220300).

Almost surely, 21300312030 is an apocalyptic number.

1300312030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1300312030 is a deficient number, since it is larger than the sum of its proper divisors (1074737570).

1300312030 is a wasteful number, since it uses less digits than its factorization.

1300312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 1300312030 is about 36059.8395725771. The cubic root of 1300312030 is about 1091.4801959018.

Adding to 1300312030 its reverse (302130031), we get a palindrome (1602442061).

The spelling of 1300312030 in words is "one billion, three hundred million, three hundred twelve thousand, thirty".

Divisors: 1 2 5 10 83 166 415 419 830 838 2095 3739 4190 7478 18695 34777 37390 69554 173885 310337 347770 620674 1551685 1566641 3103370 3133282 7833205 15666410 130031203 260062406 650156015 1300312030