Base | Representation |
---|---|
bin | 11101101010100… |
… | …101010000000001 |
3 | 1021200111212122022 |
4 | 131222211100001 |
5 | 2004402430024 |
6 | 121215251225 |
7 | 15222252626 |
oct | 3552452001 |
9 | 1250455568 |
10 | 497701889 |
11 | 235a37883 |
12 | 11a819b15 |
13 | 7c15c079 |
14 | 4a15834d |
15 | 2da6235e |
hex | 1daa5401 |
497701889 has 4 divisors (see below), whose sum is σ = 500998080. Its totient is φ = 494405700.
The previous prime is 497701819. The next prime is 497701907. The reversal of 497701889 is 988107794.
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 497701889 - 212 = 497697793 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 497701889.
It is not an unprimeable number, because it can be changed into a prime (497701819) 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, 1647869 + ... + 1648170.
It is an arithmetic number, because the mean of its divisors is an integer number (125249520).
Almost surely, 2497701889 is an apocalyptic number.
It is an amenable number.
497701889 is a deficient number, since it is larger than the sum of its proper divisors (3296191).
497701889 is a wasteful number, since it uses less digits than its factorization.
497701889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3296190.
The product of its (nonzero) digits is 1016064, while the sum is 53.
The square root of 497701889 is about 22309.2332678647. The cubic root of 497701889 is about 792.4826502586.
The spelling of 497701889 in words is "four hundred ninety-seven million, seven hundred one thousand, eight hundred eighty-nine".
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