Base | Representation |
---|---|
bin | 111111111000… |
… | …010001000100 |
3 | 1011111202120012 |
4 | 333320101010 |
5 | 13241324130 |
6 | 1354525352 |
7 | 262222550 |
oct | 77702104 |
9 | 34452505 |
10 | 16745540 |
11 | 94a8199 |
12 | 5736858 |
13 | 3614006 |
14 | 231c860 |
15 | 170b995 |
hex | ff8444 |
16745540 has 24 divisors (see below), whose sum is σ = 40189632. Its totient is φ = 5741280.
The previous prime is 16745513. The next prime is 16745609. The reversal of 16745540 is 4554761.
16745540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nialpdrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 16745497 and 16745506.
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, 59666 + ... + 59945.
It is an arithmetic number, because the mean of its divisors is an integer number (1674568).
Almost surely, 216745540 is an apocalyptic number.
16745540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16745540 is an abundant number, since it is smaller than the sum of its proper divisors (23444092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16745540 is a wasteful number, since it uses less digits than its factorization.
16745540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119627 (or 119625 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 16745540 is about 4092.1314739387. The cubic root of 16745540 is about 255.8387860306.
The spelling of 16745540 in words is "sixteen million, seven hundred forty-five thousand, five hundred forty".
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