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23103230302 = 223412298777
BaseRepresentation
bin10101100001000011…
…110101000101011110
32012122002210200221101
4111201003311011132
5334303411332202
614340302223314
71445343134365
oct254103650536
965562720841
1023103230302
119886197969
124589284b3a
132242594099
1411924c07dc
15903401887
hex5610f515e

23103230302 has 24 divisors (see below), whose sum is σ = 37065203568. Its totient is φ = 10779838080.

The previous prime is 23103230203. The next prime is 23103230303. The reversal of 23103230302 is 20303230132.

It is a happy number.

It is a super-2 number, since 2×231032303022 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23103230302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23103230303) 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 11 ways as a sum of consecutive naturals, for example, 72063 + ... + 226714.

It is an arithmetic number, because the mean of its divisors is an integer number (1544383482).

Almost surely, 223103230302 is an apocalyptic number.

23103230302 is a deficient number, since it is larger than the sum of its proper divisors (13961973266).

23103230302 is a wasteful number, since it uses less digits than its factorization.

23103230302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298884 (or 298843 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23103230302 its reverse (20303230132), we get a palindrome (43406460434).

The spelling of 23103230302 in words is "twenty-three billion, one hundred three million, two hundred thirty thousand, three hundred two".

Divisors: 1 2 23 41 46 82 943 1681 1886 3362 38663 77326 298777 597554 6871871 12249857 13743742 24499714 281746711 502244137 563493422 1004488274 11551615151 23103230302