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1031412 = 2232337101
BaseRepresentation
bin11111011110011110100
31221101211110
43323303310
5231001122
634035020
711524014
oct3736364
91841743
101031412
11644a08
12418a70
132a1605
141cbc44
1515590c
hexfbcf4

1031412 has 48 divisors (see below), whose sum is σ = 2604672. Its totient is φ = 316800.

The previous prime is 1031411. The next prime is 1031413. The reversal of 1031412 is 2141301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1031411) and next prime (1031413).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031411) 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, 10162 + ... + 10262.

It is an arithmetic number, because the mean of its divisors is an integer number (54264).

21031412 is an apocalyptic number.

1031412 is a gapful number since it is divisible by the number (12) 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 1031412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1302336).

1031412 is an abundant number, since it is smaller than the sum of its proper divisors (1573260).

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

1031412 is a wasteful number, since it uses less digits than its factorization.

1031412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 166 counting only the distinct ones).

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

The square root of 1031412 is about 1015.5845607334. The cubic root of 1031412 is about 101.0362905891.

Adding to 1031412 its reverse (2141301), we get a palindrome (3172713).

The spelling of 1031412 in words is "one million, thirty-one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 23 37 46 69 74 92 101 111 138 148 202 222 276 303 404 444 606 851 1212 1702 2323 2553 3404 3737 4646 5106 6969 7474 9292 10212 11211 13938 14948 22422 27876 44844 85951 171902 257853 343804 515706 1031412