Base | Representation |
---|---|
bin | 10110101011001… |
… | …010111011111110 |
3 | 222111211010021221 |
4 | 112223022323332 |
5 | 1234341300432 |
6 | 101425343554 |
7 | 12266323540 |
oct | 2653127376 |
9 | 874733257 |
10 | 380415742 |
11 | 185809a83 |
12 | a7497bba |
13 | 60a75495 |
14 | 38747690 |
15 | 235e5b97 |
hex | 16acaefe |
380415742 has 16 divisors (see below), whose sum is σ = 652624992. Its totient is φ = 162914400.
The previous prime is 380415733. The next prime is 380415751. The reversal of 380415742 is 247514083.
It is an interprime number because it is at equal distance from previous prime (380415733) and next prime (380415751).
It is a super-2 number, since 2×3804157422 = 289432273522821128, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 380415698 and 380415707.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10992 + ... + 29692.
It is an arithmetic number, because the mean of its divisors is an integer number (40789062).
Almost surely, 2380415742 is an apocalyptic number.
380415742 is a deficient number, since it is larger than the sum of its proper divisors (272209250).
380415742 is a wasteful number, since it uses less digits than its factorization.
380415742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20163.
The product of its (nonzero) digits is 26880, while the sum is 34.
The square root of 380415742 is about 19504.2493318764. The cubic root of 380415742 is about 724.5796958214.
The spelling of 380415742 in words is "three hundred eighty million, four hundred fifteen thousand, seven hundred forty-two".
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