Base | Representation |
---|---|
bin | 10110101001110… |
… | …110101111100011 |
3 | 222111011121020101 |
4 | 112221312233203 |
5 | 1234244232013 |
6 | 101414123231 |
7 | 12263356243 |
oct | 2651665743 |
9 | 874147211 |
10 | 380070883 |
11 | 1855a3975 |
12 | a7350517 |
13 | 6098451a |
14 | 38697b23 |
15 | 235788dd |
hex | 16a76be3 |
380070883 has 4 divisors (see below), whose sum is σ = 396595728. Its totient is φ = 363546040.
The previous prime is 380070877. The next prime is 380070893. The reversal of 380070883 is 388070083.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 388070083 = 29 ⋅13381727.
It is a cyclic number.
It is not a de Polignac number, because 380070883 - 29 = 380070371 is a prime.
It is a super-2 number, since 2×3800708832 = 288907752208799378, which contains 22 as substring.
It is a Duffinian number.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (380070893) 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, 8262388 + ... + 8262433.
It is an arithmetic number, because the mean of its divisors is an integer number (99148932).
Almost surely, 2380070883 is an apocalyptic number.
380070883 is a deficient number, since it is larger than the sum of its proper divisors (16524845).
380070883 is a wasteful number, since it uses less digits than its factorization.
380070883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16524844.
The product of its (nonzero) digits is 32256, while the sum is 37.
The square root of 380070883 is about 19495.4067154292. The cubic root of 380070883 is about 724.3606780931.
The spelling of 380070883 in words is "three hundred eighty million, seventy thousand, eight hundred eighty-three".
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