Base | Representation |
---|---|
bin | 1000001101101111101110 |
3 | 11001101222120 |
4 | 20031233232 |
5 | 1022402304 |
6 | 114053410 |
7 | 24206202 |
oct | 10155756 |
9 | 4041876 |
10 | 2153454 |
11 | 1240a16 |
12 | 87a266 |
13 | 5a5244 |
14 | 400b02 |
15 | 2c80d9 |
hex | 20dbee |
2153454 has 8 divisors (see below), whose sum is σ = 4306920. Its totient is φ = 717816.
The previous prime is 2153449. The next prime is 2153471. The reversal of 2153454 is 4543512.
It is a sphenic number, since it is the product of 3 distinct primes.
2153454 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179449 + ... + 179460.
It is an arithmetic number, because the mean of its divisors is an integer number (538365).
22153454 is an apocalyptic number.
2153454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153454 is a wasteful number, since it uses less digits than its factorization.
2153454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 358914.
The product of its digits is 2400, while the sum is 24.
The square root of 2153454 is about 1467.4651614263. The cubic root of 2153454 is about 129.1353665863.
Adding to 2153454 its reverse (4543512), we get a palindrome (6696966).
The spelling of 2153454 in words is "two million, one hundred fifty-three thousand, four hundred fifty-four".
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