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1310412 = 223109201
BaseRepresentation
bin100111111111011001100
32110120112210
410333323030
5313413122
644030420
714065305
oct4777314
92416483
101310412
11815594
12532410
1336b5bc
142617ac
151ad40c
hex13fecc

1310412 has 12 divisors (see below), whose sum is σ = 3057656. Its totient is φ = 436800.

The previous prime is 1310399. The next prime is 1310417. The reversal of 1310412 is 2140131.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 109201 = 1310412 / (1 + 3 + 1 + 0 + 4 + 1 + 2).

It is not an unprimeable number, because it can be changed into a prime (1310417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54589 + ... + 54612.

21310412 is an apocalyptic number.

1310412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1310412 is an abundant number, since it is smaller than the sum of its proper divisors (1747244).

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

1310412 is a wasteful number, since it uses less digits than its factorization.

1310412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109208 (or 109206 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1310412 is about 1144.7322831125. The cubic root of 1310412 is about 109.4298877707.

Adding to 1310412 its reverse (2140131), we get a palindrome (3450543).

The spelling of 1310412 in words is "one million, three hundred ten thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 109201 218402 327603 436804 655206 1310412