Base | Representation |
---|---|
bin | 10110111100111… |
… | …100000111001111 |
3 | 222211120202200202 |
4 | 112330330013033 |
5 | 1242034323430 |
6 | 102113244115 |
7 | 12354033413 |
oct | 2674740717 |
9 | 884522622 |
10 | 385073615 |
11 | 188400563 |
12 | a8b6363b |
13 | 61a16614 |
14 | 391dad43 |
15 | 23c15d45 |
hex | 16f3c1cf |
385073615 has 8 divisors (see below), whose sum is σ = 474577440. Its totient is φ = 299732832.
The previous prime is 385073609. The next prime is 385073621. The reversal of 385073615 is 516370583.
It is an interprime number because it is at equal distance from previous prime (385073609) and next prime (385073621).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 385073615 - 222 = 380879311 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040555 + ... + 1040924.
It is an arithmetic number, because the mean of its divisors is an integer number (59322180).
Almost surely, 2385073615 is an apocalyptic number.
385073615 is a deficient number, since it is larger than the sum of its proper divisors (89503825).
385073615 is a wasteful number, since it uses less digits than its factorization.
385073615 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2081521.
The product of its (nonzero) digits is 75600, while the sum is 38.
The square root of 385073615 is about 19623.2926645861. The cubic root of 385073615 is about 727.5249984521.
The spelling of 385073615 in words is "three hundred eighty-five million, seventy-three thousand, six hundred fifteen".
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