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12302110230 = 2351576733881
BaseRepresentation
bin10110111010100001…
…10100111000010110
31011202100120221200020
423131100310320112
5200143320011410
65352420530010
7613600132404
oct133520647026
934670527606
1012302110230
115243247553
122473b50906
131210920c87
14849bc0474
154c0049a70
hex2dd434e16

12302110230 has 64 divisors (see below), whose sum is σ = 29764939968. Its totient is φ = 3253985280.

The previous prime is 12302110207. The next prime is 12302110243. The reversal of 12302110230 is 3201120321.

12302110230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×123021102302 (a number of 21 digits) contains 22 as substring.

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

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 31 ways as a sum of consecutive naturals, for example, 3167890 + ... + 3171770.

It is an arithmetic number, because the mean of its divisors is an integer number (465077187).

Almost surely, 212302110230 is an apocalyptic number.

12302110230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12302110230 is an abundant number, since it is smaller than the sum of its proper divisors (17462829738).

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

12302110230 is a wasteful number, since it uses less digits than its factorization.

12302110230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4721.

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

Adding to 12302110230 its reverse (3201120321), we get a palindrome (15503230551).

The spelling of 12302110230 in words is "twelve billion, three hundred two million, one hundred ten thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 157 314 471 673 785 942 1346 1570 2019 2355 3365 3881 4038 4710 6730 7762 10095 11643 19405 20190 23286 38810 58215 105661 116430 211322 316983 528305 609317 633966 1056610 1218634 1584915 1827951 2611913 3046585 3169830 3655902 5223826 6093170 7835739 9139755 13059565 15671478 18279510 26119130 39178695 78357390 410070341 820140682 1230211023 2050351705 2460422046 4100703410 6151055115 12302110230