Base | Representation |
---|---|
bin | 1011010010000000000000 |
3 | 12120020200002 |
4 | 23102000000 |
5 | 1224113222 |
6 | 143215132 |
7 | 34064621 |
oct | 13220000 |
9 | 5506602 |
10 | 2957312 |
11 | 173a966 |
12 | ba74a8 |
13 | 7c70b7 |
14 | 56da48 |
15 | 3d6392 |
hex | 2d2000 |
2957312 has 42 divisors (see below), whose sum is σ = 6241923. Its totient is φ = 1400832.
The previous prime is 2957267. The next prime is 2957321. The reversal of 2957312 is 2137592.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 1478656 + 1478656 = 1216^2 + 1216^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=1216.
It is a Duffinian number.
Its product of digits (3780) is a multiple of the sum of its prime divisors (21).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 155639 + ... + 155657.
22957312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2957312
2957312 is an abundant number, since it is smaller than the sum of its proper divisors (3284611).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2957312 is an frugal number, since it uses more digits than its factorization.
2957312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64 (or 21 counting only the distinct ones).
The product of its digits is 3780, while the sum is 29.
The square root of 2957312 is about 1719.6836918457. The cubic root of 2957312 is about 143.5376114954.
The spelling of 2957312 in words is "two million, nine hundred fifty-seven thousand, three hundred twelve".
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