Base | Representation |
---|---|
bin | 111110111001… |
… | …001001000100 |
3 | 1011000121212220 |
4 | 332321021010 |
5 | 13210040410 |
6 | 1345212340 |
7 | 260064666 |
oct | 76711104 |
9 | 34017786 |
10 | 16486980 |
11 | 9340a04 |
12 | 56310b0 |
13 | 3553413 |
14 | 2292536 |
15 | 16aa070 |
hex | fb9244 |
16486980 has 24 divisors (see below), whose sum is σ = 46163712. Its totient is φ = 4396512.
The previous prime is 16486979. The next prime is 16486997. The reversal of 16486980 is 8968461.
16486980 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
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, 137332 + ... + 137451.
It is an arithmetic number, because the mean of its divisors is an integer number (1923488).
Almost surely, 216486980 is an apocalyptic number.
16486980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16486980 is an abundant number, since it is smaller than the sum of its proper divisors (29676732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16486980 is a wasteful number, since it uses less digits than its factorization.
16486980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274795 (or 274793 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 42.
The square root of 16486980 is about 4060.4162348213. The cubic root of 16486980 is about 254.5151880371.
The spelling of 16486980 in words is "sixteen million, four hundred eighty-six thousand, nine hundred eighty".
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