Base | Representation |
---|---|
bin | 111101010001… |
… | …111111101010 |
3 | 1010020011100010 |
4 | 331101333222 |
5 | 13103030430 |
6 | 1332152350 |
7 | 253355151 |
oct | 75217752 |
9 | 33204303 |
10 | 16064490 |
11 | 9082542 |
12 | 54686b6 |
13 | 3436020 |
14 | 21c2598 |
15 | 1624cb0 |
hex | f51fea |
16064490 has 64 divisors (see below), whose sum is σ = 43981056. Its totient is φ = 3720192.
The previous prime is 16064471. The next prime is 16064491. The reversal of 16064490 is 9446061.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (16064491) 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, 5419 + ... + 7841.
It is an arithmetic number, because the mean of its divisors is an integer number (687204).
Almost surely, 216064490 is an apocalyptic number.
16064490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 16064490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21990528).
16064490 is an abundant number, since it is smaller than the sum of its proper divisors (27916566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16064490 is a wasteful number, since it uses less digits than its factorization.
16064490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2463.
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 16064490 is about 4008.0531433603. The cubic root of 16064490 is about 252.3223074225.
The spelling of 16064490 in words is "sixteen million, sixty-four thousand, four hundred ninety".
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