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130122303210 = 23251785047257
BaseRepresentation
bin111100100101111100…
…1001100011011101010
3110102212110001220002100
41321023321030123222
54112442302200320
6135435524314230
712254360220324
oct1711371143352
9412773056070
10130122303210
1150203714369
1221275842976
13c369326bb3
146425824614
1535b8971790
hex1e4be4c6ea

130122303210 has 48 divisors (see below), whose sum is σ = 358219050696. Its totient is φ = 32658146304.

The previous prime is 130122303209. The next prime is 130122303247. The reversal of 130122303210 is 12303221031.

130122303210 is a `hidden beast` number, since 1 + 30 + 122 + 303 + 210 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 115350574689 + 14771728521 = 339633^2 + 121539^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42522099 + ... + 42525158.

Almost surely, 2130122303210 is an apocalyptic number.

130122303210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130122303210 is an abundant number, since it is smaller than the sum of its proper divisors (228096747486).

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

130122303210 is a wasteful number, since it uses less digits than its factorization.

130122303210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85047287 (or 85047284 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 130122303210 its reverse (12303221031), we get a palindrome (142425524241).

The spelling of 130122303210 in words is "one hundred thirty billion, one hundred twenty-two million, three hundred three thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 17 18 30 34 45 51 85 90 102 153 170 255 306 510 765 1530 85047257 170094514 255141771 425236285 510283542 765425313 850472570 1275708855 1445803369 1530850626 2551417710 2891606738 3827126565 4337410107 7229016845 7654253130 8674820214 13012230321 14458033690 21687050535 26024460642 43374101070 65061151605 130122303210