Base | Representation |
---|---|
bin | 1011101100000… |
… | …0101100011001 |
3 | 10102020122222011 |
4 | 2323000230121 |
5 | 100022230034 |
6 | 4510425521 |
7 | 1133460304 |
oct | 273005431 |
9 | 112218864 |
10 | 49023769 |
11 | 25744313 |
12 | 145022a1 |
13 | a205c62 |
14 | 6721b3b |
15 | 4485864 |
hex | 2ec0b19 |
49023769 has 2 divisors, whose sum is σ = 49023770. Its totient is φ = 49023768.
The previous prime is 49023739. The next prime is 49023817. The reversal of 49023769 is 96732094.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 48441600 + 582169 = 6960^2 + 763^2 .
It is a cyclic number.
It is not a de Polignac number, because 49023769 - 215 = 48991001 is a prime.
It is a super-2 number, since 2×490237692 = 4806659853930722, which contains 22 as substring.
It is equal to p2945866 and since 49023769 and 2945866 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (49023719) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24511884 + 24511885.
It is an arithmetic number, because the mean of its divisors is an integer number (24511885).
Almost surely, 249023769 is an apocalyptic number.
It is an amenable number.
49023769 is a deficient number, since it is larger than the sum of its proper divisors (1).
49023769 is an equidigital number, since it uses as much as digits as its factorization.
49023769 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 81648, while the sum is 40.
The square root of 49023769 is about 7001.6975798730. The cubic root of 49023769 is about 365.9897301706.
The spelling of 49023769 in words is "forty-nine million, twenty-three thousand, seven hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •