Base | Representation |
---|---|
bin | 100000011000… |
… | …1101010001010 |
3 | 1011221201000210 |
4 | 1000301222022 |
5 | 13321334433 |
6 | 1403541550 |
7 | 264222114 |
oct | 100615212 |
9 | 34851023 |
10 | 16980618 |
11 | 9648876 |
12 | 582a8b6 |
13 | 3697005 |
14 | 23803b4 |
15 | 1756463 |
hex | 1031a8a |
16980618 has 16 divisors (see below), whose sum is σ = 34001856. Its totient is φ = 5653440.
The previous prime is 16980611. The next prime is 16980629. The reversal of 16980618 is 81608961.
It is not an unprimeable number, because it can be changed into a prime (16980611) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8130 + ... + 10002.
It is an arithmetic number, because the mean of its divisors is an integer number (2125116).
Almost surely, 216980618 is an apocalyptic number.
16980618 is an abundant number, since it is smaller than the sum of its proper divisors (17021238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16980618 is a wasteful number, since it uses less digits than its factorization.
16980618 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3389.
The product of its (nonzero) digits is 20736, while the sum is 39.
The square root of 16980618 is about 4120.7545425565. The cubic root of 16980618 is about 257.0304031214.
The spelling of 16980618 in words is "sixteen million, nine hundred eighty thousand, six hundred eighteen".
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