Base | Representation |
---|---|
bin | 110011001000… |
… | …000011101110 |
3 | 221012220120100 |
4 | 303020003232 |
5 | 11412333400 |
6 | 1155131530 |
7 | 221626623 |
oct | 63100356 |
9 | 27186510 |
10 | 13402350 |
11 | 7624425 |
12 | 45a3ba6 |
13 | 2a133b0 |
14 | 1acc34a |
15 | 129b100 |
hex | cc80ee |
13402350 has 144 divisors (see below), whose sum is σ = 40622400. Its totient is φ = 3144960.
The previous prime is 13402339. The next prime is 13402373. The reversal of 13402350 is 5320431.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
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 71 ways as a sum of consecutive naturals, for example, 169611 + ... + 169689.
It is an arithmetic number, because the mean of its divisors is an integer number (282100).
Almost surely, 213402350 is an apocalyptic number.
13402350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13402350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20311200).
13402350 is an abundant number, since it is smaller than the sum of its proper divisors (27220050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13402350 is a wasteful number, since it uses less digits than its factorization.
13402350 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139 (or 131 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 13402350 is about 3660.9220150121. The cubic root of 13402350 is about 237.5346579154.
Adding to 13402350 its reverse (5320431), we get a palindrome (18722781).
The spelling of 13402350 in words is "thirteen million, four hundred two thousand, three hundred fifty".
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