Base | Representation |
---|---|
bin | 11101100101110… |
… | …11001101010100 |
3 | 122022002102120010 |
4 | 32302323031110 |
5 | 1002021340430 |
6 | 40344240220 |
7 | 6102632532 |
oct | 1662731524 |
9 | 568072503 |
10 | 248230740 |
11 | 11813547a |
12 | 6b170070 |
13 | 3c5732c4 |
14 | 24d79152 |
15 | 16bd4cb0 |
hex | ecbb354 |
248230740 has 24 divisors (see below), whose sum is σ = 695046240. Its totient is φ = 66194848.
The previous prime is 248230729. The next prime is 248230781. The reversal of 248230740 is 47032842.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 248230698 and 248230707.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2068530 + ... + 2068649.
It is an arithmetic number, because the mean of its divisors is an integer number (28960260).
Almost surely, 2248230740 is an apocalyptic number.
248230740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
248230740 is an abundant number, since it is smaller than the sum of its proper divisors (446815500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
248230740 is a wasteful number, since it uses less digits than its factorization.
248230740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4137191 (or 4137189 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 30.
The square root of 248230740 is about 15755.3400471078. The cubic root of 248230740 is about 628.4709201260.
The spelling of 248230740 in words is "two hundred forty-eight million, two hundred thirty thousand, seven hundred forty".
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