Base | Representation |
---|---|
bin | 11110001010100… |
… | …01000011001110 |
3 | 122122010200222100 |
4 | 33011101003032 |
5 | 1004234220143 |
6 | 41035255530 |
7 | 6161536305 |
oct | 1705210316 |
9 | 578120870 |
10 | 253038798 |
11 | 11a919881 |
12 | 708aa5a6 |
13 | 405678cc |
14 | 2586b43c |
15 | 173346d3 |
hex | f1510ce |
253038798 has 24 divisors (see below), whose sum is σ = 561624336. Its totient is φ = 82288800.
The previous prime is 253038767. The next prime is 253038823. The reversal of 253038798 is 897830352.
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 11 ways as a sum of consecutive naturals, for example, 170698 + ... + 172173.
It is an arithmetic number, because the mean of its divisors is an integer number (23401014).
Almost surely, 2253038798 is an apocalyptic number.
253038798 is an abundant number, since it is smaller than the sum of its proper divisors (308585538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253038798 is a wasteful number, since it uses less digits than its factorization.
253038798 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 342920 (or 342917 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 45.
The square root of 253038798 is about 15907.1932785140. The cubic root of 253038798 is about 632.5026828405.
It can be divided in two parts, 2530 and 38798, that added together give a triangular number (41328 = T287).
The spelling of 253038798 in words is "two hundred fifty-three million, thirty-eight thousand, seven hundred ninety-eight".
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