Base | Representation |
---|---|
bin | 11101001101110… |
… | …100100011100001 |
3 | 1021011022211102000 |
4 | 131031310203201 |
5 | 2000440144101 |
6 | 120345514213 |
7 | 15101211621 |
oct | 3515644341 |
9 | 1234284360 |
10 | 490162401 |
11 | 2317582a3 |
12 | 1181a2969 |
13 | 7a71c431 |
14 | 49154881 |
15 | 2d073486 |
hex | 1d3748e1 |
490162401 has 16 divisors (see below), whose sum is σ = 726633600. Its totient is φ = 326564784.
The previous prime is 490162397. The next prime is 490162417. The reversal of 490162401 is 104261094.
It is not a de Polignac number, because 490162401 - 22 = 490162397 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (490162441) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44955 + ... + 54783.
It is an arithmetic number, because the mean of its divisors is an integer number (45414600).
Almost surely, 2490162401 is an apocalyptic number.
It is an amenable number.
490162401 is a deficient number, since it is larger than the sum of its proper divisors (236471199).
490162401 is a wasteful number, since it uses less digits than its factorization.
490162401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11685 (or 11679 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 490162401 is about 22139.6115819587. The cubic root of 490162401 is about 788.4606037292.
The spelling of 490162401 in words is "four hundred ninety million, one hundred sixty-two thousand, four hundred one".
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