Base | Representation |
---|---|
bin | 110101010010… |
… | …001110110100 |
3 | 222021122220202 |
4 | 311102032310 |
5 | 12033441213 |
6 | 1215220032 |
7 | 226504634 |
oct | 65221664 |
9 | 28248822 |
10 | 13968308 |
11 | 7980662 |
12 | 4817618 |
13 | 2b80b93 |
14 | 1bd86c4 |
15 | 135db58 |
hex | d523b4 |
13968308 has 6 divisors (see below), whose sum is σ = 24444546. Its totient is φ = 6984152.
The previous prime is 13968307. The next prime is 13968341. The reversal of 13968308 is 80386931.
13968308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 12475024 + 1493284 = 3532^2 + 1222^2 .
It is a super-2 number, since 2×139683082 = 390227256765728, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13968307) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1746035 + ... + 1746042.
It is an arithmetic number, because the mean of its divisors is an integer number (4074091).
Almost surely, 213968308 is an apocalyptic number.
It is an amenable number.
13968308 is a deficient number, since it is larger than the sum of its proper divisors (10476238).
13968308 is a wasteful number, since it uses less digits than its factorization.
13968308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3492081 (or 3492079 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 38.
The square root of 13968308 is about 3737.4199656983. The cubic root of 13968308 is about 240.8322265673.
The spelling of 13968308 in words is "thirteen million, nine hundred sixty-eight thousand, three hundred eight".
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