Base | Representation |
---|---|
bin | 110101010000… |
… | …111100001100 |
3 | 222021101122220 |
4 | 311100330030 |
5 | 12033304040 |
6 | 1215135340 |
7 | 226453341 |
oct | 65207414 |
9 | 28241586 |
10 | 13963020 |
11 | 7977695 |
12 | 4814550 |
13 | 2b7b656 |
14 | 1bd67c8 |
15 | 135c2d0 |
hex | d50f0c |
13963020 has 48 divisors (see below), whose sum is σ = 40363008. Its totient is φ = 3602880.
The previous prime is 13962979. The next prime is 13963021. The reversal of 13963020 is 2036931.
It is not an unprimeable number, because it can be changed into a prime (13963021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1894 + ... + 5613.
It is an arithmetic number, because the mean of its divisors is an integer number (840896).
Almost surely, 213963020 is an apocalyptic number.
13963020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13963020 is an abundant number, since it is smaller than the sum of its proper divisors (26399988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13963020 is a wasteful number, since it uses less digits than its factorization.
13963020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7550 (or 7548 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 24.
The square root of 13963020 is about 3736.7124588333. The cubic root of 13963020 is about 240.8018320115.
Adding to 13963020 its reverse (2036931), we get a palindrome (15999951).
The spelling of 13963020 in words is "thirteen million, nine hundred sixty-three thousand, twenty".
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