Base | Representation |
---|---|
bin | 111101011010… |
… | …101010111100 |
3 | 1010021222002100 |
4 | 331122222330 |
5 | 13110200103 |
6 | 1333025100 |
7 | 253563600 |
oct | 75325274 |
9 | 33258070 |
10 | 16100028 |
11 | 90a720a |
12 | 5485190 |
13 | 3449259 |
14 | 21d1500 |
15 | 16305a3 |
hex | f5aabc |
16100028 has 54 divisors (see below), whose sum is σ = 47346936. Its totient is φ = 4599504.
The previous prime is 16100027. The next prime is 16100039. The reversal of 16100028 is 82000161.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16100027) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2800 + ... + 6327.
Almost surely, 216100028 is an apocalyptic number.
16100028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
16100028 is an abundant number, since it is smaller than the sum of its proper divisors (31246908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16100028 is a wasteful number, since it uses less digits than its factorization.
16100028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9151 (or 9139 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
The square root of 16100028 is about 4012.4840186598. The cubic root of 16100028 is about 252.5082335648.
Adding to 16100028 its reverse (82000161), we get a palindrome (98100189).
It can be divided in two parts, 161000 and 28, that added together give a triangular number (161028 = T567).
The spelling of 16100028 in words is "sixteen million, one hundred thousand, twenty-eight".
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