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12303002012010 = 23529109114998647
BaseRepresentation
bin1011001100001000010000…
…0100001000100101101010
31121120011012100211010211120
42303002010010020211222
53103033022003341020
642055530542440110
72406601600430433
oct263020404104552
947504170733746
1012303002012010
113a13745996166
1214684a2593036
136b3225458758
1430767b6cc48a
15165068e1e740
hexb308410896a

12303002012010 has 128 divisors (see below), whose sum is σ = 30597315840000. Its totient is φ = 3162289025280.

The previous prime is 12303002011997. The next prime is 12303002012017. The reversal of 12303002012010 is 1021020030321.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (12303002012017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1422801507 + ... + 1422810153.

It is an arithmetic number, because the mean of its divisors is an integer number (239041530000).

Almost surely, 212303002012010 is an apocalyptic number.

12303002012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12303002012010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15298657920000).

12303002012010 is an abundant number, since it is smaller than the sum of its proper divisors (18294313827990).

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

12303002012010 is a wasteful number, since it uses less digits than its factorization.

12303002012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11276.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12303002012010 its reverse (1021020030321), we get a palindrome (13324022042331).

The spelling of 12303002012010 in words is "twelve trillion, three hundred three billion, two million, twelve thousand, ten".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 1091 1499 2182 2998 3273 4497 5455 6546 7495 8647 8994 10910 14990 16365 17294 22485 25941 31639 32730 43235 43471 44970 51882 63278 86470 86942 94917 129705 130413 158195 189834 217355 250763 259410 260826 316390 434710 474585 501526 652065 752289 949170 1253815 1304130 1504578 1635409 2507630 3270818 3761445 4906227 7522890 8177045 9433877 9812454 12961853 16354090 18867754 24531135 25923706 28301631 38885559 47169385 47426861 49062270 56603262 64809265 77771118 94338770 94853722 129618530 141508155 142280583 194427795 237134305 273582433 283016310 284561166 375893737 388855590 474268610 547164866 711402915 751787474 820747299 1127681211 1367912165 1422805830 1641494598 1879468685 2255362422 2735824330 3758937370 4103736495 5638406055 8207472990 11276812110 14141381623 28282763246 42424144869 70706908115 84848289738 141413816230 212120724345 410100067067 424241448690 820200134134 1230300201201 2050500335335 2460600402402 4101000670670 6151501006005 12303002012010