Base | Representation |
---|---|
bin | 111110110111… |
… | …101011010100 |
3 | 1011000022122200 |
4 | 332313223110 |
5 | 13204342410 |
6 | 1345124500 |
7 | 260041335 |
oct | 76675324 |
9 | 34008580 |
10 | 16480980 |
11 | 933744a |
12 | 5629730 |
13 | 3550779 |
14 | 229028c |
15 | 16a83c0 |
hex | fb7ad4 |
16480980 has 144 divisors (see below), whose sum is σ = 54163200. Its totient is φ = 4043520.
The previous prime is 16480969. The next prime is 16480993. The reversal of 16480980 is 8908461.
It is a happy number.
16480980 is a `hidden beast` number, since 1 + 648 + 0 + 9 + 8 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 208581 + ... + 208659.
Almost surely, 216480980 is an apocalyptic number.
16480980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16480980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27081600).
16480980 is an abundant number, since it is smaller than the sum of its proper divisors (37682220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16480980 is a wasteful number, since it uses less digits than its factorization.
16480980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174 (or 169 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 16480980 is about 4059.6773270791. The cubic root of 16480980 is about 254.4843096022.
The spelling of 16480980 in words is "sixteen million, four hundred eighty thousand, nine hundred eighty".
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