Base | Representation |
---|---|
bin | 101110100010… |
… | …1011011101001 |
3 | 1200220201202111 |
4 | 1131011123221 |
5 | 22221323031 |
6 | 2231002321 |
7 | 414260545 |
oct | 135053351 |
9 | 50821674 |
10 | 24401641 |
11 | 12857350 |
12 | 82093a1 |
13 | 5094a54 |
14 | 3352a25 |
15 | 22201b1 |
hex | 17456e9 |
24401641 has 4 divisors (see below), whose sum is σ = 26619984. Its totient is φ = 22183300.
The previous prime is 24401639. The next prime is 24401687. The reversal of 24401641 is 14610442.
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 24401641 - 21 = 24401639 is a prime.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (24401621) 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, 1109155 + ... + 1109176.
It is an arithmetic number, because the mean of its divisors is an integer number (6654996).
Almost surely, 224401641 is an apocalyptic number.
It is an amenable number.
24401641 is a deficient number, since it is larger than the sum of its proper divisors (2218343).
24401641 is a wasteful number, since it uses less digits than its factorization.
24401641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2218342.
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 24401641 is about 4939.8017166684. The cubic root of 24401641 is about 290.0500943982.
The spelling of 24401641 in words is "twenty-four million, four hundred one thousand, six hundred forty-one".
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