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13010204244 = 22317449142039
BaseRepresentation
bin11000001110111011…
…11111011001010100
31020120200222212001110
430013131333121110
5203121103013434
65550553455020
7640255624422
oct140735773124
936520885043
1013010204244
115576a15014
122631111470
1312c453550b
148b5c64112
155122ba4e9
hex30777f654

13010204244 has 48 divisors (see below), whose sum is σ = 32214672000. Its totient is φ = 4072513536.

The previous prime is 13010204209. The next prime is 13010204281. The reversal of 13010204244 is 44240201031.

It is a super-2 number, since 2×130102042442 (a number of 21 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 13010204244.

It is a congruent number.

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, 20577 + ... + 162615.

It is an arithmetic number, because the mean of its divisors is an integer number (671139000).

Almost surely, 213010204244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13010204244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16107336000).

13010204244 is an abundant number, since it is smaller than the sum of its proper divisors (19204467756).

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

13010204244 is a wasteful number, since it uses less digits than its factorization.

13010204244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142512 (or 142510 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 13010204244 its reverse (44240201031), we get a palindrome (57250405275).

The spelling of 13010204244 in words is "thirteen billion, ten million, two hundred four thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 449 898 1347 1796 2694 5388 7633 15266 22899 30532 45798 91596 142039 284078 426117 568156 852234 1704468 2414663 4829326 7243989 9658652 14487978 28975956 63775511 127551022 191326533 255102044 382653066 765306132 1084183687 2168367374 3252551061 4336734748 6505102122 13010204244