Base | Representation |
---|---|
bin | 10110101001001… |
… | …001011111110011 |
3 | 222110211012000101 |
4 | 112221021133303 |
5 | 1234222314210 |
6 | 101410133231 |
7 | 12261655030 |
oct | 2651113763 |
9 | 873735011 |
10 | 379885555 |
11 | 185487705 |
12 | a7281217 |
13 | 6091b06a |
14 | 3864a387 |
15 | 2353da3a |
hex | 16a497f3 |
379885555 has 16 divisors (see below), whose sum is σ = 522215424. Its totient is φ = 259878240.
The previous prime is 379885531. The next prime is 379885559. The reversal of 379885555 is 555588973.
It is a happy number.
It is not a de Polignac number, because 379885555 - 27 = 379885427 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 379885496 and 379885505.
It is not an unprimeable number, because it can be changed into a prime (379885559) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2494 + ... + 27676.
It is an arithmetic number, because the mean of its divisors is an integer number (32638464).
Almost surely, 2379885555 is an apocalyptic number.
379885555 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
379885555 is a deficient number, since it is larger than the sum of its proper divisors (142329869).
379885555 is a wasteful number, since it uses less digits than its factorization.
379885555 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25626.
The product of its digits is 7560000, while the sum is 55.
The square root of 379885555 is about 19490.6530162537. The cubic root of 379885555 is about 724.2429227415.
The spelling of 379885555 in words is "three hundred seventy-nine million, eight hundred eighty-five thousand, five hundred fifty-five".
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