Base | Representation |
---|---|
bin | 11101101111111… |
… | …00010011010110 |
3 | 122101120020200022 |
4 | 32313330103112 |
5 | 1002340432232 |
6 | 40432345142 |
7 | 6120051122 |
oct | 1667742326 |
9 | 571506608 |
10 | 249545942 |
11 | 118953618 |
12 | 6b6a51b2 |
13 | 3c913b29 |
14 | 251dc582 |
15 | 16d94812 |
hex | edfc4d6 |
249545942 has 24 divisors (see below), whose sum is σ = 390765144. Its totient is φ = 119456064.
The previous prime is 249545927. The next prime is 249545951.
249545942 is nontrivially palindromic in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 249545893 and 249545902.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 241058 + ... + 242090.
It is an arithmetic number, because the mean of its divisors is an integer number (16281881).
Almost surely, 2249545942 is an apocalyptic number.
249545942 is a deficient number, since it is larger than the sum of its proper divisors (141219202).
249545942 is a wasteful number, since it uses less digits than its factorization.
249545942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1184 (or 1131 counting only the distinct ones).
The product of its digits is 518400, while the sum is 44.
The square root of 249545942 is about 15797.0232005907. The cubic root of 249545942 is about 629.5789089984.
The spelling of 249545942 in words is "two hundred forty-nine million, five hundred forty-five thousand, nine hundred forty-two".
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