Base | Representation |
---|---|
bin | 11101001101111… |
… | …101001100001111 |
3 | 1021011101121221011 |
4 | 131031331030033 |
5 | 2000442312100 |
6 | 120350350051 |
7 | 15101420014 |
oct | 3515751417 |
9 | 1234347834 |
10 | 490197775 |
11 | 231781931 |
12 | 1181bb327 |
13 | 7a732572 |
14 | 4916370b |
15 | 2d07dbba |
hex | 1d37d30f |
490197775 has 24 divisors (see below), whose sum is σ = 616738304. Its totient is φ = 386467200.
The previous prime is 490197731. The next prime is 490197779. The reversal of 490197775 is 577791094.
It is not a de Polignac number, because 490197775 - 215 = 490165007 is a prime.
It is a super-2 number, since 2×4901977752 = 480587717229901250, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490197779) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 574249 + ... + 575101.
Almost surely, 2490197775 is an apocalyptic number.
490197775 is a deficient number, since it is larger than the sum of its proper divisors (126540529).
490197775 is a wasteful number, since it uses less digits than its factorization.
490197775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1171 (or 1166 counting only the distinct ones).
The product of its (nonzero) digits is 555660, while the sum is 49.
The square root of 490197775 is about 22140.4104523832. The cubic root of 490197775 is about 788.4795704596.
The spelling of 490197775 in words is "four hundred ninety million, one hundred ninety-seven thousand, seven hundred seventy-five".
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