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12300202390 = 2572931119483
BaseRepresentation
bin10110111010010011…
…00011000110010110
31011202020000000121111
423131021203012112
5200142322434030
65352312005234
7613544665240
oct133511430626
934666000544
1012300202390
115242164123
12247339081a
131210403788
14849845090
154becbe62a
hex2dd263196

12300202390 has 64 divisors (see below), whose sum is σ = 26261314560. Its totient is φ = 4058490240.

The previous prime is 12300202309. The next prime is 12300202391. The reversal of 12300202390 is 9320200321.

12300202390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300202391) by changing a digit.

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, 621589 + ... + 641071.

It is an arithmetic number, because the mean of its divisors is an integer number (410333040).

Almost surely, 212300202390 is an apocalyptic number.

12300202390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12300202390 is an abundant number, since it is smaller than the sum of its proper divisors (13961112170).

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

12300202390 is a wasteful number, since it uses less digits than its factorization.

12300202390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19837.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 12300202390 in words is "twelve billion, three hundred million, two hundred two thousand, three hundred ninety".

Divisors: 1 2 5 7 10 14 29 35 58 70 145 203 290 311 406 622 1015 1555 2030 2177 3110 4354 9019 10885 18038 19483 21770 38966 45095 63133 90190 97415 126266 136381 194830 272762 315665 565007 631330 681905 1130014 1363810 2825035 3955049 5650070 6059213 7910098 12118426 19775245 30296065 39550490 42414491 60592130 84828982 175717177 212072455 351434354 424144910 878585885 1230020239 1757171770 2460040478 6150101195 12300202390