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12302103030 = 235758581443
BaseRepresentation
bin10110111010100001…
…10011000111110110
31011202100120120210120
423131100303013312
5200143314244110
65352420432410
7613600102410
oct133520630766
934670516716
1012302103030
1152432420a8
122473b48706
13121091a909
14849bbb9b0
154c0047870
hex2dd4331f6

12302103030 has 32 divisors (see below), whose sum is σ = 33742911744. Its totient is φ = 2811909216.

The previous prime is 12302103029. The next prime is 12302103043. The reversal of 12302103030 is 3030120321.

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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29290512 + ... + 29290931.

It is an arithmetic number, because the mean of its divisors is an integer number (1054465992).

Almost surely, 212302103030 is an apocalyptic number.

12302103030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12302103030 is an abundant number, since it is smaller than the sum of its proper divisors (21440808714).

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

12302103030 is a wasteful number, since it uses less digits than its factorization.

12302103030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58581460.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 12302103030 its reverse (3030120321), we get a palindrome (15332223351).

The spelling of 12302103030 in words is "twelve billion, three hundred two million, one hundred three thousand, thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 58581443 117162886 175744329 292907215 351488658 410070101 585814430 820140202 878721645 1230210303 1757443290 2050350505 2460420606 4100701010 6151051515 12302103030