Base | Representation |
---|---|
bin | 110100010000… |
… | …010011101000 |
3 | 221202221111201 |
4 | 310100103220 |
5 | 12001321110 |
6 | 1205333544 |
7 | 224301451 |
oct | 64202350 |
9 | 27687451 |
10 | 13698280 |
11 | 78067a2 |
12 | 47072b4 |
13 | 2ab7cbb |
14 | 1b68128 |
15 | 1308b3a |
hex | d104e8 |
13698280 has 32 divisors (see below), whose sum is σ = 31818240. Its totient is φ = 5302080.
The previous prime is 13698263. The next prime is 13698281. The reversal of 13698280 is 8289631.
It is not an unprimeable number, because it can be changed into a prime (13698281) 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, 4284 + ... + 6763.
It is an arithmetic number, because the mean of its divisors is an integer number (994320).
Almost surely, 213698280 is an apocalyptic number.
13698280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13698280 is an abundant number, since it is smaller than the sum of its proper divisors (18119960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13698280 is a wasteful number, since it uses less digits than its factorization.
13698280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11089 (or 11085 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 13698280 is about 3701.1187497836. The cubic root of 13698280 is about 239.2702369775.
The spelling of 13698280 in words is "thirteen million, six hundred ninety-eight thousand, two hundred eighty".
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