Base | Representation |
---|---|
bin | 101110010110… |
… | …011100010001 |
3 | 211212022102012 |
4 | 232112130101 |
5 | 11102304140 |
6 | 1112232305 |
7 | 205164221 |
oct | 56263421 |
9 | 24768365 |
10 | 12150545 |
11 | 6949980 |
12 | 409b695 |
13 | 2695694 |
14 | 1884081 |
15 | 1100265 |
hex | b96711 |
12150545 has 8 divisors (see below), whose sum is σ = 15906240. Its totient is φ = 8836720.
The previous prime is 12150539. The next prime is 12150559. The reversal of 12150545 is 54505121.
It is a happy number.
12150545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12150545 - 28 = 12150289 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12150545.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110405 + ... + 110514.
It is an arithmetic number, because the mean of its divisors is an integer number (1988280).
Almost surely, 212150545 is an apocalyptic number.
It is an amenable number.
12150545 is a deficient number, since it is larger than the sum of its proper divisors (3755695).
12150545 is a wasteful number, since it uses less digits than its factorization.
12150545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220935.
The product of its (nonzero) digits is 1000, while the sum is 23.
The square root of 12150545 is about 3485.7631875961. The cubic root of 12150545 is about 229.8962670217.
Adding to 12150545 its reverse (54505121), we get a palindrome (66655666).
The spelling of 12150545 in words is "twelve million, one hundred fifty thousand, five hundred forty-five".
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