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13013201120 = 255167487021
BaseRepresentation
bin11000001111010010…
…11011000011100000
31020120220122002222212
430013221123003200
5203122334413440
65551142021252
7640323245603
oct140751330340
936526562885
1013013201120
115578681677
122632117828
1312c504460a
148b640433a
155126ad465
hex307a5b0e0

13013201120 has 48 divisors (see below), whose sum is σ = 30927845088. Its totient is φ = 5174100480.

The previous prime is 13013201101. The next prime is 13013201147. The reversal of 13013201120 is 2110231031.

It is a junction number, because it is equal to n+sod(n) for n = 13013201095 and 13013201104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216791 + ... + 270230.

It is an arithmetic number, because the mean of its divisors is an integer number (644330106).

Almost surely, 213013201120 is an apocalyptic number.

13013201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13013201120 is an abundant number, since it is smaller than the sum of its proper divisors (17914643968).

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

13013201120 is a wasteful number, since it uses less digits than its factorization.

13013201120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487203 (or 487195 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 13013201120 its reverse (2110231031), we get a palindrome (15123432151).

The spelling of 13013201120 in words is "thirteen billion, thirteen million, two hundred one thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 167 334 668 835 1336 1670 2672 3340 5344 6680 13360 26720 487021 974042 1948084 2435105 3896168 4870210 7792336 9740420 15584672 19480840 38961680 77923360 81332507 162665014 325330028 406662535 650660056 813325070 1301320112 1626650140 2602640224 3253300280 6506600560 13013201120