Base | Representation |
---|---|
bin | 10110111110011… |
… | …100111111010000 |
3 | 222212022221000002 |
4 | 112332130333100 |
5 | 1242140023131 |
6 | 102125545132 |
7 | 12360305312 |
oct | 2676347720 |
9 | 885287002 |
10 | 385470416 |
11 | 1886516a1 |
12 | a91151a8 |
13 | 61b25106 |
14 | 392a17b2 |
15 | 23c936cb |
hex | 16f9cfd0 |
385470416 has 20 divisors (see below), whose sum is σ = 747493824. Its totient is φ = 192568800.
The previous prime is 385470413. The next prime is 385470443. The reversal of 385470416 is 614074583.
It is a super-2 number, since 2×3854704162 = 297174883222426112, which contains 22 as substring.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 385470416.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385470413) 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, 9911 + ... + 29481.
Almost surely, 2385470416 is an apocalyptic number.
It is an amenable number.
385470416 is a deficient number, since it is larger than the sum of its proper divisors (362023408).
385470416 is a wasteful number, since it uses less digits than its factorization.
385470416 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20810 (or 20804 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 38.
The square root of 385470416 is about 19633.4005205415. The cubic root of 385470416 is about 727.7748065704.
The spelling of 385470416 in words is "three hundred eighty-five million, four hundred seventy thousand, four hundred sixteen".
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