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1312102 = 211194373
BaseRepresentation
bin101000000010101100110
32110122212101
411000111212
5313441402
644042314
714103241
oct5002546
92418771
101312102
11816890
1253339a
1336c2bc
14262258
151adb87
hex140566

1312102 has 32 divisors (see below), whose sum is σ = 2344320. Its totient is φ = 544320.

The previous prime is 1312093. The next prime is 1312133. The reversal of 1312102 is 2012131.

It is a super-2 number, since 2×13121022 = 3443223316808, which contains 22 as substring.

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, 17938 + ... + 18010.

It is an arithmetic number, because the mean of its divisors is an integer number (73260).

21312102 is an apocalyptic number.

1312102 is a deficient number, since it is larger than the sum of its proper divisors (1032218).

1312102 is a wasteful number, since it uses less digits than its factorization.

1312102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1312102 is about 1145.4702091281. The cubic root of 1312102 is about 109.4769104030.

Adding to 1312102 its reverse (2012131), we get a palindrome (3324233).

The spelling of 1312102 in words is "one million, three hundred twelve thousand, one hundred two".

Divisors: 1 2 11 19 22 38 43 73 86 146 209 418 473 803 817 946 1387 1606 1634 2774 3139 6278 8987 15257 17974 30514 34529 59641 69058 119282 656051 1312102