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12303003320 = 235595213137
BaseRepresentation
bin10110111010101000…
…01110111010111000
31011202102021022202122
423131110032322320
5200144032101240
65352452020412
7613610542226
oct133524167270
934672238678
1012303003320
1152437a7543
122474301708
131210b7462a
14849d73b16
154c01744b5
hex2dd50eeb8

12303003320 has 32 divisors (see below), whose sum is σ = 28150945200. Its totient is φ = 4837790208.

The previous prime is 12303003289. The next prime is 12303003337. The reversal of 12303003320 is 2330030321.

It is a super-3 number, since 3×123030033203 (a number of 31 digits) contains 333 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, 2604209 + ... + 2608928.

Almost surely, 212303003320 is an apocalyptic number.

12303003320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12303003320 is an abundant number, since it is smaller than the sum of its proper divisors (15847941880).

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

12303003320 is a wasteful number, since it uses less digits than its factorization.

12303003320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5213207 (or 5213203 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 12303003320 its reverse (2330030321), we get a palindrome (14633033641).

The spelling of 12303003320 in words is "twelve billion, three hundred three million, three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 59 118 236 295 472 590 1180 2360 5213137 10426274 20852548 26065685 41705096 52131370 104262740 208525480 307575083 615150166 1230300332 1537875415 2460600664 3075750830 6151501660 12303003320