Base | Representation |
---|---|
bin | 110010100001… |
… | …000001101010 |
3 | 220220210021000 |
4 | 302201001222 |
5 | 11342224344 |
6 | 1151455430 |
7 | 220362540 |
oct | 62410152 |
9 | 26823230 |
10 | 13242474 |
11 | 75252a3 |
12 | 4527576 |
13 | 29886ab |
14 | 1a89d90 |
15 | 1268a69 |
hex | ca106a |
13242474 has 64 divisors (see below), whose sum is σ = 34318080. Its totient is φ = 3706560.
The previous prime is 13242443. The next prime is 13242497. The reversal of 13242474 is 47424231.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19704 + ... + 20364.
It is an arithmetic number, because the mean of its divisors is an integer number (536220).
Almost surely, 213242474 is an apocalyptic number.
13242474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13242474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17159040).
13242474 is an abundant number, since it is smaller than the sum of its proper divisors (21075606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13242474 is a wasteful number, since it uses less digits than its factorization.
13242474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 732 (or 726 counting only the distinct ones).
The product of its digits is 5376, while the sum is 27.
The square root of 13242474 is about 3639.0210221981. The cubic root of 13242474 is about 236.5863639039.
The spelling of 13242474 in words is "thirteen million, two hundred forty-two thousand, four hundred seventy-four".
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