Base | Representation |
---|---|
bin | 11101101001000… |
… | …100010101110011 |
3 | 1021122202201010202 |
4 | 131221010111303 |
5 | 2004302224242 |
6 | 121202545415 |
7 | 15216010436 |
oct | 3551042563 |
9 | 1248681122 |
10 | 497304947 |
11 | 235796627 |
12 | 11a66826b |
13 | 7c0504a9 |
14 | 4a09381d |
15 | 2d9d4932 |
hex | 1da44573 |
497304947 has 4 divisors (see below), whose sum is σ = 497446056. Its totient is φ = 497163840.
The previous prime is 497304881. The next prime is 497304959. The reversal of 497304947 is 749403794.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 749403794 = 2 ⋅374701897.
It is a cyclic number.
It is not a de Polignac number, because 497304947 - 210 = 497303923 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (497304967) 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, 65129 + ... + 72362.
It is an arithmetic number, because the mean of its divisors is an integer number (124361514).
Almost surely, 2497304947 is an apocalyptic number.
497304947 is a deficient number, since it is larger than the sum of its proper divisors (141109).
497304947 is a wasteful number, since it uses less digits than its factorization.
497304947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141108.
The product of its (nonzero) digits is 762048, while the sum is 47.
The square root of 497304947 is about 22300.3351320109. The cubic root of 497304947 is about 792.2719127867.
The spelling of 497304947 in words is "four hundred ninety-seven million, three hundred four thousand, nine hundred forty-seven".
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