Search a number
-
+
13010201301220 = 22523119323707499
BaseRepresentation
bin1011110101010010110001…
…1011010101000011100100
31201001202121022001022202121
42331110230123111003210
53201124343013114340
643400445353515324
72511645626260354
oct275245433250344
951052538038677
1013010201301220
114166660506352
12156156a112b44
13734b1a297226
1432d9a8bc8b64
1517865a05994a
hexbd52c6d50e4

13010201301220 has 48 divisors (see below), whose sum is σ = 28533209040000. Its totient is φ = 4973643420416.

The previous prime is 13010201301179. The next prime is 13010201301257. The reversal of 13010201301220 is 2210310201031.

13010201301220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13010201301194 and 13010201301203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11304970 + ... + 12402529.

It is an arithmetic number, because the mean of its divisors is an integer number (594441855000).

Almost surely, 213010201301220 is an apocalyptic number.

13010201301220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13010201301220 is an abundant number, since it is smaller than the sum of its proper divisors (15523007738780).

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

13010201301220 is a wasteful number, since it uses less digits than its factorization.

13010201301220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23708724 (or 23708722 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13010201301220 its reverse (2210310201031), we get a palindrome (15220511502251).

The spelling of 13010201301220 in words is "thirteen trillion, ten billion, two hundred one million, three hundred one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 1193 2386 4772 5965 11930 23860 27439 54878 109756 137195 274390 548780 23707499 47414998 94829996 118537495 237074990 474149980 545272477 1090544954 2181089908 2726362385 5452724770 10905449540 28283046307 56566092614 113132185228 141415231535 282830463070 565660926140 650510065061 1301020130122 2602040260244 3252550325305 6505100650610 13010201301220