Base | Representation |
---|---|
bin | 1100101001011… |
… | …0001101110111 |
3 | 10200210220210211 |
4 | 3022112031313 |
5 | 102034402322 |
6 | 5132530251 |
7 | 1212603325 |
oct | 312261567 |
9 | 120726724 |
10 | 53044087 |
11 | 27a3a898 |
12 | 15920987 |
13 | acb2b45 |
14 | 708ad15 |
15 | 49cbb77 |
hex | 3296377 |
53044087 has 4 divisors (see below), whose sum is σ = 53530840. Its totient is φ = 52557336.
The previous prime is 53044039. The next prime is 53044091. The reversal of 53044087 is 78044035.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 53044087 - 27 = 53043959 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53044487) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243213 + ... + 243430.
It is an arithmetic number, because the mean of its divisors is an integer number (13382710).
Almost surely, 253044087 is an apocalyptic number.
53044087 is a deficient number, since it is larger than the sum of its proper divisors (486753).
53044087 is a wasteful number, since it uses less digits than its factorization.
53044087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 486752.
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 53044087 is about 7283.1371674574. The cubic root of 53044087 is about 375.7326996191.
The spelling of 53044087 in words is "fifty-three million, forty-four thousand, eighty-seven".
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