Base | Representation |
---|---|
bin | 110110011100011… |
… | …100001111100101 |
3 | 2100122202211001200 |
4 | 312130130033211 |
5 | 3332314103011 |
6 | 230345513113 |
7 | 31430662521 |
oct | 6634341745 |
9 | 2318684050 |
10 | 913425381 |
11 | 429672010 |
12 | 215aa2799 |
13 | 1173173bb |
14 | 89452d81 |
15 | 552ce856 |
hex | 3671c3e5 |
913425381 has 48 divisors (see below), whose sum is σ = 1506885120. Its totient is φ = 527772960.
The previous prime is 913425343. The next prime is 913425391. The reversal of 913425381 is 183524319.
913425381 is a `hidden beast` number, since 91 + 34 + 2 + 538 + 1 = 666.
It is not a de Polignac number, because 913425381 - 217 = 913294309 is a prime.
It is a super-2 number, since 2×9134253812 = 1668691853309990322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (913425301) 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 47 ways as a sum of consecutive naturals, for example, 1062930 + ... + 1063788.
It is an arithmetic number, because the mean of its divisors is an integer number (31393440).
Almost surely, 2913425381 is an apocalyptic number.
It is an amenable number.
913425381 is a deficient number, since it is larger than the sum of its proper divisors (593459739).
913425381 is a wasteful number, since it uses less digits than its factorization.
913425381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1366 (or 1363 counting only the distinct ones).
The product of its digits is 25920, while the sum is 36.
The square root of 913425381 is about 30222.9280679421. The cubic root of 913425381 is about 970.2664733580.
The spelling of 913425381 in words is "nine hundred thirteen million, four hundred twenty-five thousand, three hundred eighty-one".
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