Base | Representation |
---|---|
bin | 111101000010… |
… | …011100001100 |
3 | 1010002220221111 |
4 | 331002130030 |
5 | 13044011110 |
6 | 1330541404 |
7 | 253001335 |
oct | 75023414 |
9 | 33086844 |
10 | 16000780 |
11 | 9039694 |
12 | 5437864 |
13 | 3413023 |
14 | 21a728c |
15 | 1610e8a |
hex | f4270c |
16000780 has 24 divisors (see below), whose sum is σ = 33920208. Its totient is φ = 6339648.
The previous prime is 16000769. The next prime is 16000781. The reversal of 16000780 is 8700061.
It is not an unprimeable number, because it can be changed into a prime (16000781) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1599 + ... + 5878.
It is an arithmetic number, because the mean of its divisors is an integer number (1413342).
Almost surely, 216000780 is an apocalyptic number.
16000780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16000780 is an abundant number, since it is smaller than the sum of its proper divisors (17919428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16000780 is a wasteful number, since it uses less digits than its factorization.
16000780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7593 (or 7591 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 22.
The square root of 16000780 is about 4000.0974988117. The cubic root of 16000780 is about 251.9883046558.
The spelling of 16000780 in words is "sixteen million, seven hundred eighty", and thus it is an aban number.
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