Base | Representation |
---|---|
bin | 100011110010010101… |
… | …011001110111111101 |
3 | 10200011221020101021011 |
4 | 203302111121313331 |
5 | 1112143402420040 |
6 | 25352530235221 |
7 | 2530134546112 |
oct | 436225316775 |
9 | 120157211234 |
10 | 38425435645 |
11 | 1532917a593 |
12 | 7544725b11 |
13 | 3814ab408c |
14 | 1c07418909 |
15 | eed65e3ea |
hex | 8f2559dfd |
38425435645 has 16 divisors (see below), whose sum is σ = 48189105792. Its totient is φ = 29358725440.
The previous prime is 38425435621. The next prime is 38425435651. The reversal of 38425435645 is 54653452483.
It is not a de Polignac number, because 38425435645 - 233 = 29835501053 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180751 + ... + 330940.
It is an arithmetic number, because the mean of its divisors is an integer number (3011819112).
Almost surely, 238425435645 is an apocalyptic number.
It is an amenable number.
38425435645 is a deficient number, since it is larger than the sum of its proper divisors (9763670147).
38425435645 is a wasteful number, since it uses less digits than its factorization.
38425435645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 512372.
The product of its digits is 6912000, while the sum is 49.
The spelling of 38425435645 in words is "thirty-eight billion, four hundred twenty-five million, four hundred thirty-five thousand, six hundred forty-five".
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