Base | Representation |
---|---|
bin | 1011111001110… |
… | …0001110111001 |
3 | 10110221100111001 |
4 | 2332130032321 |
5 | 100240014001 |
6 | 4542005001 |
7 | 1144224052 |
oct | 276341671 |
9 | 113840431 |
10 | 49923001 |
11 | 261a8987 |
12 | 14876761 |
13 | a45c34b |
14 | 68b7729 |
15 | 45b2001 |
hex | 2f9c3b9 |
49923001 has 4 divisors (see below), whose sum is σ = 49937652. Its totient is φ = 49908352.
The previous prime is 49922993. The next prime is 49923047. The reversal of 49923001 is 10032994.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 25765776 + 24157225 = 5076^2 + 4915^2 .
It is a cyclic number.
It is not a de Polignac number, because 49923001 - 23 = 49922993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49923091) 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, 765 + ... + 10021.
It is an arithmetic number, because the mean of its divisors is an integer number (12484413).
Almost surely, 249923001 is an apocalyptic number.
It is an amenable number.
49923001 is a deficient number, since it is larger than the sum of its proper divisors (14651).
49923001 is an equidigital number, since it uses as much as digits as its factorization.
49923001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14650.
The product of its (nonzero) digits is 1944, while the sum is 28.
The square root of 49923001 is about 7065.6210625818. The cubic root of 49923001 is about 368.2139415442.
Adding to 49923001 its reverse (10032994), we get a palindrome (59955995).
The spelling of 49923001 in words is "forty-nine million, nine hundred twenty-three thousand, one".
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