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12302202303 = 32172314872351
BaseRepresentation
bin10110111010100010…
…01011010110111111
31011202100202121222100
423131101023112333
5200143330433203
65352422520143
7613600665006
oct133521132677
934670677870
1012302202303
1152432aa746
122473b96053
131210953b61
14849c05c3d
154c0066ea3
hex2dd44b5bf

12302202303 has 48 divisors (see below), whose sum is σ = 19654742016. Its totient is φ = 7375315200.

The previous prime is 12302202221. The next prime is 12302202313. The reversal of 12302202303 is 30320220321.

It is a happy number.

It is not a de Polignac number, because 12302202303 - 28 = 12302202047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12302202313) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5231578 + ... + 5233928.

It is an arithmetic number, because the mean of its divisors is an integer number (409473792).

Almost surely, 212302202303 is an apocalyptic number.

12302202303 is a deficient number, since it is larger than the sum of its proper divisors (7352539713).

12302202303 is a wasteful number, since it uses less digits than its factorization.

12302202303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3884 (or 3881 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 12302202303 its reverse (30320220321), we get a palindrome (42622422624).

The spelling of 12302202303 in words is "twelve billion, three hundred two million, two hundred two thousand, three hundred three".

Divisors: 1 3 9 17 23 51 69 153 207 391 1173 1487 2351 3519 4461 7053 13383 21159 25279 34201 39967 54073 75837 102603 119901 162219 227511 307809 359703 486657 581417 919241 1744251 2757723 3495937 5232753 8273169 10487811 31463433 59430929 80406551 178292787 241219653 534878361 723658959 1366911367 4100734101 12302202303