Base | Representation |
---|---|
bin | 111011101111… |
… | …1100101000010 |
3 | 2011221110010000 |
4 | 1313133211002 |
5 | 31004340412 |
6 | 3035220430 |
7 | 530153010 |
oct | 167374502 |
9 | 64843100 |
10 | 31324482 |
11 | 16755602 |
12 | a5a7716 |
13 | 6649ac7 |
14 | 42358b0 |
15 | 2b3b4dc |
hex | 1ddf942 |
31324482 has 80 divisors (see below), whose sum is σ = 83774592. Its totient is φ = 8553600.
The previous prime is 31324471. The next prime is 31324493. The reversal of 31324482 is 28442313.
It is an interprime number because it is at equal distance from previous prime (31324471) and next prime (31324493).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25482 + ... + 26682.
Almost surely, 231324482 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31324482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41887296).
31324482 is an abundant number, since it is smaller than the sum of its proper divisors (52450110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31324482 is a wasteful number, since it uses less digits than its factorization.
31324482 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1245 (or 1236 counting only the distinct ones).
The product of its digits is 4608, while the sum is 27.
The square root of 31324482 is about 5596.8278515602. The cubic root of 31324482 is about 315.2303077632.
Adding to 31324482 its reverse (28442313), we get a palindrome (59766795).
The spelling of 31324482 in words is "thirty-one million, three hundred twenty-four thousand, four hundred eighty-two".
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