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12301323250 = 253177014129
BaseRepresentation
bin10110111010011011…
…10100101111110010
31011202022002222010211
423131031310233302
5200143114321000
65352352014334
7613560344116
oct133515645762
934668088124
1012301323250
11524285a257
1224738313aa
1312107069c8
14849a57746
154bee417ba
hex2dd374bf2

12301323250 has 64 divisors (see below), whose sum is σ = 24423366240. Its totient is φ = 4623360000.

The previous prime is 12301323149. The next prime is 12301323253. The reversal of 12301323250 is 5232310321.

It can be written as a sum of positive squares in 16 ways, for example, as 328805689 + 11972517561 = 18133^2 + 109419^2 .

It is not an unprimeable number, because it can be changed into a prime (12301323253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2977186 + ... + 2981314.

Almost surely, 212301323250 is an apocalyptic number.

12301323250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12301323250 is a deficient number, since it is larger than the sum of its proper divisors (12122042990).

12301323250 is a wasteful number, since it uses less digits than its factorization.

12301323250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4864 (or 4854 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 12301323250 its reverse (5232310321), we get a palindrome (17533633571).

The spelling of 12301323250 in words is "twelve billion, three hundred one million, three hundred twenty-three thousand, two hundred fifty".

Divisors: 1 2 5 10 17 25 34 50 85 125 170 250 425 701 850 1402 2125 3505 4129 4250 7010 8258 11917 17525 20645 23834 35050 41290 59585 70193 87625 103225 119170 140386 175250 206450 297925 350965 516125 595850 701930 1032250 1489625 1754825 2894429 2979250 3509650 5788858 8774125 14472145 17548250 28944290 49205293 72360725 98410586 144721450 246026465 361803625 492052930 723607250 1230132325 2460264650 6150661625 12301323250