Base | Representation |
---|---|
bin | 100000100010110… |
… | …011111010101001 |
3 | 1102001101111100000 |
4 | 200202303322221 |
5 | 2104233341312 |
6 | 130102333213 |
7 | 16346615256 |
oct | 4042637251 |
9 | 1361344300 |
10 | 545996457 |
11 | 260223246 |
12 | 132a2a209 |
13 | 8916b136 |
14 | 5272a42d |
15 | 32e01adc |
hex | 208b3ea9 |
545996457 has 24 divisors (see below), whose sum is σ = 839989696. Its totient is φ = 354154032.
The previous prime is 545996441. The next prime is 545996489. The reversal of 545996457 is 754699545.
545996457 is a `hidden beast` number, since 5 + 4 + 599 + 6 + 45 + 7 = 666.
It is not a de Polignac number, because 545996457 - 24 = 545996441 is a prime.
It is a super-2 number, since 2×5459964572 = 596224262113105698, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (545996557) 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, 21373 + ... + 39354.
Almost surely, 2545996457 is an apocalyptic number.
It is an amenable number.
545996457 is a deficient number, since it is larger than the sum of its proper divisors (293993239).
545996457 is an equidigital number, since it uses as much as digits as its factorization.
545996457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60779 (or 60767 counting only the distinct ones).
The product of its digits is 6804000, while the sum is 54.
The square root of 545996457 is about 23366.5670777716. The cubic root of 545996457 is about 817.3284346643.
The spelling of 545996457 in words is "five hundred forty-five million, nine hundred ninety-six thousand, four hundred fifty-seven".
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