Base | Representation |
---|---|
bin | 11101101001110… |
… | …01100101110001 |
3 | 122100001201122202 |
4 | 32310321211301 |
5 | 1002134422101 |
6 | 40403312545 |
7 | 6110216666 |
oct | 1664714561 |
9 | 570051582 |
10 | 248748401 |
11 | 1184593a0 |
12 | 6b37b755 |
13 | 3c6c4b05 |
14 | 25071a6d |
15 | 16c8836b |
hex | ed39971 |
248748401 has 4 divisors (see below), whose sum is σ = 271361904. Its totient is φ = 226134900.
The previous prime is 248748397. The next prime is 248748413. The reversal of 248748401 is 104847842.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 248748401 - 22 = 248748397 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (248748431) 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, 11306735 + ... + 11306756.
It is an arithmetic number, because the mean of its divisors is an integer number (67840476).
Almost surely, 2248748401 is an apocalyptic number.
It is an amenable number.
248748401 is a deficient number, since it is larger than the sum of its proper divisors (22613503).
248748401 is a wasteful number, since it uses less digits than its factorization.
248748401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22613502.
The product of its (nonzero) digits is 57344, while the sum is 38.
The square root of 248748401 is about 15771.7596037982. The cubic root of 248748401 is about 628.9074883974.
The spelling of 248748401 in words is "two hundred forty-eight million, seven hundred forty-eight thousand, four hundred one".
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