Base | Representation |
---|---|
bin | 111110000001… |
… | …000000010101 |
3 | 1010120221110210 |
4 | 332001000111 |
5 | 13130211140 |
6 | 1340240033 |
7 | 255116430 |
oct | 76010025 |
9 | 33527423 |
10 | 16257045 |
11 | 91a4182 |
12 | 5540019 |
13 | 34a286c |
14 | 2232817 |
15 | 1661d80 |
hex | f81015 |
16257045 has 32 divisors (see below), whose sum is σ = 30025728. Its totient is φ = 7357248.
The previous prime is 16257041. The next prime is 16257071. The reversal of 16257045 is 54075261.
It is not a de Polignac number, because 16257045 - 22 = 16257041 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16257041) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10512 + ... + 11958.
It is an arithmetic number, because the mean of its divisors is an integer number (938304).
Almost surely, 216257045 is an apocalyptic number.
16257045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16257045 is a deficient number, since it is larger than the sum of its proper divisors (13768683).
16257045 is a wasteful number, since it uses less digits than its factorization.
16257045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1569.
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 16257045 is about 4032.0026041658. The cubic root of 16257045 is about 253.3264492974.
The spelling of 16257045 in words is "sixteen million, two hundred fifty-seven thousand, forty-five".
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