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1313060 = 225783113
BaseRepresentation
bin101000000100100100100
32110201011212
411000210210
5314004220
644050552
714106110
oct5004444
92421155
101313060
11817581
12533a58
1336c878
14262740
151ae0c5
hex140924

1313060 has 48 divisors (see below), whose sum is σ = 3217536. Its totient is φ = 440832.

The previous prime is 1313057. The next prime is 1313069. The reversal of 1313060 is 603131.

1313060 = T609 + T610 + ... + T615.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1313069) 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, 11564 + ... + 11676.

It is an arithmetic number, because the mean of its divisors is an integer number (67032).

21313060 is an apocalyptic number.

1313060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1313060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1608768).

1313060 is an abundant number, since it is smaller than the sum of its proper divisors (1904476).

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

1313060 is a wasteful number, since it uses less digits than its factorization.

1313060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1313060 is about 1145.8883017118. Note that the first 3 decimals coincide. The cubic root of 1313060 is about 109.5035479067.

Adding to 1313060 its reverse (603131), we get a palindrome (1916191).

The spelling of 1313060 in words is "one million, three hundred thirteen thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 83 113 140 166 226 332 415 452 565 581 791 830 1130 1162 1582 1660 2260 2324 2905 3164 3955 5810 7910 9379 11620 15820 18758 37516 46895 65653 93790 131306 187580 262612 328265 656530 1313060