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313200110220 = 223515113454667
BaseRepresentation
bin1001000111011000010…
…11100110101010001100
31002221102110021002211020
410203230023212222030
520112413212011340
6355514313154140
731425251003604
oct4435413465214
91087373232736
10313200110220
1111091132a4a8
125084a0bb950
13236c47c5b0a
14112322bbc04
15823148c9d0
hex48ec2e6a8c

313200110220 has 48 divisors (see below), whose sum is σ = 877540946688. Its totient is φ = 83464730560.

The previous prime is 313200110219. The next prime is 313200110227. The reversal of 313200110220 is 22011002313.

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

It is a self number, because there is not a number n which added to its sum of digits gives 313200110220.

It is not an unprimeable number, because it can be changed into a prime (313200110227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1636674 + ... + 1817993.

It is an arithmetic number, because the mean of its divisors is an integer number (18282103056).

Almost surely, 2313200110220 is an apocalyptic number.

313200110220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313200110220 is an abundant number, since it is smaller than the sum of its proper divisors (564340836468).

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

313200110220 is a wasteful number, since it uses less digits than its factorization.

313200110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3456190 (or 3456188 counting only the distinct ones).

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

Adding to 313200110220 its reverse (22011002313), we get a palindrome (335211112533).

The spelling of 313200110220 in words is "three hundred thirteen billion, two hundred million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1511 3022 4533 6044 7555 9066 15110 18132 22665 30220 45330 90660 3454667 6909334 10364001 13818668 17273335 20728002 34546670 41456004 51820005 69093340 103640010 207280020 5220001837 10440003674 15660005511 20880007348 26100009185 31320011022 52200018370 62640022044 78300027555 104400036740 156600055110 313200110220