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13010111320 = 235704346181
BaseRepresentation
bin11000001110111011…
…01000101101011000
31020120200211010120211
430013131220231120
5203121042030240
65550551500504
7640255056463
oct140735505530
936520733524
1013010111320
115576961218
122631087734
1312c450212b
148b5c3c2da
1551229cbea
hex307768b58

13010111320 has 32 divisors (see below), whose sum is σ = 29277540720. Its totient is φ = 5203192960.

The previous prime is 13010111311. The next prime is 13010111321. The reversal of 13010111320 is 2311101031.

13010111320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13010111320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13010111321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258630 + ... + 304810.

Almost surely, 213010111320 is an apocalyptic number.

13010111320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13010111320 is an abundant number, since it is smaller than the sum of its proper divisors (16267429400).

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

13010111320 is a wasteful number, since it uses less digits than its factorization.

13010111320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53235 (or 53231 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 13010111320 its reverse (2311101031), we get a palindrome (15321212351).

The spelling of 13010111320 in words is "thirteen billion, ten million, one hundred eleven thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 7043 14086 28172 35215 46181 56344 70430 92362 140860 184724 230905 281720 369448 461810 923620 1847240 325252783 650505566 1301011132 1626263915 2602022264 3252527830 6505055660 13010111320