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12301201232 = 247914096907
BaseRepresentation
bin10110111010011010…
…10110111101010000
31011202021212202202122
423131031112331100
5200143101414412
65352345233412
7613556325305
oct133515267520
934667782678
1012301201232
115242786611
122473792868
1312106932c8
14849a250ac
154bee1a572
hex2dd356f50

12301201232 has 40 divisors (see below), whose sum is σ = 24155894400. Its totient is φ = 6067556352.

The previous prime is 12301201223. The next prime is 12301201243. The reversal of 12301201232 is 23210210321.

It is a self number, because there is not a number n which added to its sum of digits gives 12301201232.

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 7 ways as a sum of consecutive naturals, for example, 1777523 + ... + 1784429.

It is an arithmetic number, because the mean of its divisors is an integer number (603897360).

Almost surely, 212301201232 is an apocalyptic number.

It is an amenable number.

12301201232 is a deficient number, since it is larger than the sum of its proper divisors (11854693168).

12301201232 is a wasteful number, since it uses less digits than its factorization.

12301201232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8403 (or 8397 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12301201232 its reverse (23210210321), we get a palindrome (35511411553).

The spelling of 12301201232 in words is "twelve billion, three hundred one million, two hundred one thousand, two hundred thirty-two".

Divisors: 1 2 4 8 16 79 158 316 632 1264 1409 2818 5636 6907 11272 13814 22544 27628 55256 110512 111311 222622 445244 545653 890488 1091306 1780976 2182612 4365224 8730448 9731963 19463926 38927852 77855704 155711408 768825077 1537650154 3075300308 6150600616 12301201232