Base | Representation |
---|---|
bin | 11110001011010… |
… | …00011001110000 |
3 | 122122022120011221 |
4 | 33011220121300 |
5 | 1004300300243 |
6 | 41041314424 |
7 | 6162415210 |
oct | 1705503160 |
9 | 578276157 |
10 | 253134448 |
11 | 11a984726 |
12 | 70935a14 |
13 | 4059c2c8 |
14 | 25894240 |
15 | 17352bed |
hex | f168670 |
253134448 has 40 divisors (see below), whose sum is σ = 565979648. Its totient is φ = 107428032.
The previous prime is 253134439. The next prime is 253134457. The reversal of 253134448 is 844431352.
It is an interprime number because it is at equal distance from previous prime (253134439) and next prime (253134457).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565 + ... + 22507.
Almost surely, 2253134448 is an apocalyptic number.
253134448 is a gapful number since it is divisible by the number (28) 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 253134448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282989824).
253134448 is an abundant number, since it is smaller than the sum of its proper divisors (312845200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253134448 is a wasteful number, since it uses less digits than its factorization.
253134448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22061 (or 22055 counting only the distinct ones).
The product of its digits is 46080, while the sum is 34.
The square root of 253134448 is about 15910.1994959208. The cubic root of 253134448 is about 632.5823692506.
The spelling of 253134448 in words is "two hundred fifty-three million, one hundred thirty-four thousand, four hundred forty-eight".
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