Base | Representation |
---|---|
bin | 1100100001001… |
… | …01110100000001 |
3 | 21022121012001011 |
4 | 12100211310001 |
5 | 203340344411 |
6 | 14230440521 |
7 | 2413406560 |
oct | 620456401 |
9 | 238535034 |
10 | 105012481 |
11 | 54305482 |
12 | 2b203141 |
13 | 189aa182 |
14 | dd37bd7 |
15 | 9344c21 |
hex | 6425d01 |
105012481 has 8 divisors (see below), whose sum is σ = 120472704. Its totient is φ = 89666880.
The previous prime is 105012473. The next prime is 105012529. The reversal of 105012481 is 184210501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 105012481 - 23 = 105012473 is a prime.
It is a super-2 number, since 2×1050124812 = 22055242331550722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (105012421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26680 + ... + 30361.
It is an arithmetic number, because the mean of its divisors is an integer number (15059088).
Almost surely, 2105012481 is an apocalyptic number.
It is an amenable number.
105012481 is a deficient number, since it is larger than the sum of its proper divisors (15460223).
105012481 is an equidigital number, since it uses as much as digits as its factorization.
105012481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57311.
The product of its (nonzero) digits is 320, while the sum is 22.
The square root of 105012481 is about 10247.5597583034. The cubic root of 105012481 is about 471.7880898430.
Adding to 105012481 its reverse (184210501), we get a palindrome (289222982).
It can be divided in two parts, 1050 and 12481, that added together give a palindrome (13531).
The spelling of 105012481 in words is "one hundred five million, twelve thousand, four hundred eighty-one".
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