Base | Representation |
---|---|
bin | 111001001000… |
… | …110000001101 |
3 | 1001011222001000 |
4 | 321020300031 |
5 | 12313244221 |
6 | 1253010513 |
7 | 241211550 |
oct | 71106015 |
9 | 31158030 |
10 | 14978061 |
11 | 850026a |
12 | 5023a39 |
13 | 3145677 |
14 | 1dbc697 |
15 | 14ace26 |
hex | e48c0d |
14978061 has 64 divisors (see below), whose sum is σ = 27596800. Its totient is φ = 7838208.
The previous prime is 14978059. The next prime is 14978111. The reversal of 14978061 is 16087941.
It is not a de Polignac number, because 14978061 - 21 = 14978059 is a prime.
It is a super-2 number, since 2×149780612 = 448684622639442, which contains 22 as substring.
It is a taxicab number since it can be written as a sum of two cubes in more than one way. Here 14978061 = 453 + 2463 = 1733 + 2143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14978011) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 154365 + ... + 154461.
It is an arithmetic number, because the mean of its divisors is an integer number (431200).
Almost surely, 214978061 is an apocalyptic number.
It is an amenable number.
14978061 is a deficient number, since it is larger than the sum of its proper divisors (12618739).
14978061 is a wasteful number, since it uses less digits than its factorization.
14978061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175 (or 169 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 36.
The square root of 14978061 is about 3870.1499970931. The cubic root of 14978061 is about 246.5009127070.
It can be divided in two parts, 149 and 78061, that added together give a triangular number (78210 = T395).
The spelling of 14978061 in words is "fourteen million, nine hundred seventy-eight thousand, sixty-one".
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