Base | Representation |
---|---|
bin | 11110001101111… |
… | …10001101001010 |
3 | 122122222102021121 |
4 | 33012332031022 |
5 | 1004343022043 |
6 | 41053025454 |
7 | 6165410641 |
oct | 1706761512 |
9 | 578872247 |
10 | 253485898 |
11 | 1200a4786 |
12 | 70a8528a |
13 | 40693273 |
14 | 25946358 |
15 | 173c1ded |
hex | f1be34a |
253485898 has 8 divisors (see below), whose sum is σ = 396760608. Its totient is φ = 121232364.
The previous prime is 253485893. The next prime is 253485907. The reversal of 253485898 is 898584352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (253485893) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2755236 + ... + 2755327.
It is an arithmetic number, because the mean of its divisors is an integer number (49595076).
Almost surely, 2253485898 is an apocalyptic number.
253485898 is a deficient number, since it is larger than the sum of its proper divisors (143274710).
253485898 is a wasteful number, since it uses less digits than its factorization.
253485898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5510588.
The product of its digits is 2764800, while the sum is 52.
The square root of 253485898 is about 15921.2404667476. The cubic root of 253485898 is about 632.8749914323.
The spelling of 253485898 in words is "two hundred fifty-three million, four hundred eighty-five thousand, eight hundred ninety-eight".
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