Base | Representation |
---|---|
bin | 11101101011110… |
… | …10001111011100 |
3 | 122100120011220120 |
4 | 32311322033130 |
5 | 1002221410322 |
6 | 40413114540 |
7 | 6112402020 |
oct | 1665721734 |
9 | 570504816 |
10 | 249013212 |
11 | 11861a348 |
12 | 6b488a50 |
13 | 3c7884c6 |
14 | 25100380 |
15 | 16cdba5c |
hex | ed7a3dc |
249013212 has 96 divisors (see below), whose sum is σ = 710341632. Its totient is φ = 66272256.
The previous prime is 249013201. The next prime is 249013223. The reversal of 249013212 is 212310942.
249013212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (249013201) and next prime (249013223).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146238 + ... + 147930.
It is an arithmetic number, because the mean of its divisors is an integer number (7399392).
Almost surely, 2249013212 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 249013212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355170816).
249013212 is an abundant number, since it is smaller than the sum of its proper divisors (461328420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
249013212 is a wasteful number, since it uses less digits than its factorization.
249013212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1827 (or 1825 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 249013212 is about 15780.1524707463. The cubic root of 249013212 is about 629.1305820355.
The spelling of 249013212 in words is "two hundred forty-nine million, thirteen thousand, two hundred twelve".
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