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1301302210020 = 223548780955049
BaseRepresentation
bin10010111011111011101…
…001111110110111100100
311121101212222200120112220
4102323323221332313210
5132310031331210040
62433450542312340
7163005324165141
oct22737351766744
94541788616486
101301302210020
1146197419991a
1219024b5886b0
1395934b27307
1446daa4c33c8
1523cb34002d0
hex12efba7ede4

1301302210020 has 96 divisors (see below), whose sum is σ = 3655707552000. Its totient is φ = 345867024384.

The previous prime is 1301302210009. The next prime is 1301302210049. The reversal of 1301302210020 is 200122031031.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23611456 + ... + 23666504.

It is an arithmetic number, because the mean of its divisors is an integer number (38080287000).

Almost surely, 21301302210020 is an apocalyptic number.

1301302210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1301302210020 is an abundant number, since it is smaller than the sum of its proper divisors (2354405341980).

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

1301302210020 is a wasteful number, since it uses less digits than its factorization.

1301302210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56357 (or 56355 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1301302210020 its reverse (200122031031), we get a palindrome (1501424241051).

The spelling of 1301302210020 in words is "one trillion, three hundred one billion, three hundred two million, two hundred ten thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 487 809 974 1461 1618 1948 2427 2435 2922 3236 4045 4854 4870 5844 7305 8090 9708 9740 12135 14610 16180 24270 29220 48540 55049 110098 165147 220196 275245 330294 393983 550490 660588 787966 825735 1100980 1181949 1575932 1651470 1969915 2363898 3302940 3939830 4727796 5909745 7879660 11819490 23638980 26808863 44534641 53617726 80426589 89069282 107235452 133603923 134044315 160853178 178138564 222673205 267207846 268088630 321706356 402132945 445346410 534415692 536177260 668019615 804265890 890692820 1336039230 1608531780 2672078460 21688370167 43376740334 65065110501 86753480668 108441850835 130130221002 216883701670 260260442004 325325552505 433767403340 650651105010 1301302210020