Base | Representation |
---|---|
bin | 1100011101001… |
… | …00010010011001 |
3 | 21021121020021200 |
4 | 12032210102121 |
5 | 203221410240 |
6 | 14211224413 |
7 | 2406040041 |
oct | 616442231 |
9 | 237536250 |
10 | 104481945 |
11 | 53a82917 |
12 | 2aba8109 |
13 | 18852849 |
14 | dc3a721 |
15 | 928c930 |
hex | 63a4499 |
104481945 has 12 divisors (see below), whose sum is σ = 181102116. Its totient is φ = 55723680.
The previous prime is 104481919. The next prime is 104481953. The reversal of 104481945 is 549184401.
It can be written as a sum of positive squares in 2 ways, for example, as 28164249 + 76317696 = 5307^2 + 8736^2 .
It is not a de Polignac number, because 104481945 - 210 = 104480921 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1160866 + ... + 1160955.
It is an arithmetic number, because the mean of its divisors is an integer number (15091843).
Almost surely, 2104481945 is an apocalyptic number.
104481945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
104481945 is a deficient number, since it is larger than the sum of its proper divisors (76620171).
104481945 is a wasteful number, since it uses less digits than its factorization.
104481945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2321832 (or 2321829 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 104481945 is about 10221.6410130663. The cubic root of 104481945 is about 470.9922375558.
The spelling of 104481945 in words is "one hundred four million, four hundred eighty-one thousand, nine hundred forty-five".
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