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12307010361 = 323178362469
BaseRepresentation
bin10110111011000111…
…00001001100111001
31011202200210220101120
423131203201030321
5200201043312421
65353113535453
7613656601452
oct133543411471
934680726346
1012307010361
115245a94048
122475714589
131211948469
1484a6d8129
154c06b68c6
hex2dd8e1339

12307010361 has 8 divisors (see below), whose sum is σ = 17122797120. Its totient is φ = 7847948592.

The previous prime is 12307010347. The next prime is 12307010363. The reversal of 12307010361 is 16301070321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12307010361 - 215 = 12306977593 is a prime.

It is a super-2 number, since 2×123070103612 (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12307010363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89181166 + ... + 89181303.

It is an arithmetic number, because the mean of its divisors is an integer number (2140349640).

Almost surely, 212307010361 is an apocalyptic number.

It is an amenable number.

12307010361 is a deficient number, since it is larger than the sum of its proper divisors (4815786759).

12307010361 is a wasteful number, since it uses less digits than its factorization.

12307010361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178362495.

The product of its (nonzero) digits is 756, while the sum is 24.

Adding to 12307010361 its reverse (16301070321), we get a palindrome (28608080682).

The spelling of 12307010361 in words is "twelve billion, three hundred seven million, ten thousand, three hundred sixty-one".

Divisors: 1 3 23 69 178362469 535087407 4102336787 12307010361