Base | Representation |
---|---|
bin | 10110110110101… |
… | …000100010100010 |
3 | 222201110210011011 |
4 | 112312220202202 |
5 | 1241123424303 |
6 | 102014011134 |
7 | 12334010152 |
oct | 2666504242 |
9 | 881423134 |
10 | 383420578 |
11 | 187481612 |
12 | a84a6aaa |
13 | 615880a8 |
14 | 38cca762 |
15 | 239db16d |
hex | 16da88a2 |
383420578 has 8 divisors (see below), whose sum is σ = 575511120. Its totient is φ = 191583540.
The previous prime is 383420537. The next prime is 383420579. The reversal of 383420578 is 875024383.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×3834205782 = 294022679267708168, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 383420578.
It is not an unprimeable number, because it can be changed into a prime (383420579) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59548 + ... + 65671.
It is an arithmetic number, because the mean of its divisors is an integer number (71938890).
Almost surely, 2383420578 is an apocalyptic number.
383420578 is a deficient number, since it is larger than the sum of its proper divisors (192090542).
383420578 is a wasteful number, since it uses less digits than its factorization.
383420578 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126752.
The product of its (nonzero) digits is 161280, while the sum is 40.
The square root of 383420578 is about 19581.1281084620. The cubic root of 383420578 is about 726.4824698898.
The spelling of 383420578 in words is "three hundred eighty-three million, four hundred twenty thousand, five hundred seventy-eight".
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