Base | Representation |
---|---|
bin | 1100111110011… |
… | …0011010001001 |
3 | 10210101212202101 |
4 | 3033212122021 |
5 | 102412434004 |
6 | 5222233401 |
7 | 1230400120 |
oct | 317463211 |
9 | 123355671 |
10 | 54421129 |
11 | 287a0444 |
12 | 16285861 |
13 | b375869 |
14 | 7328ab7 |
15 | 4b9eba4 |
hex | 33e6689 |
54421129 has 8 divisors (see below), whose sum is σ = 62556480. Its totient is φ = 46376016.
The previous prime is 54421109. The next prime is 54421153. The reversal of 54421129 is 92112445.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54421129 - 27 = 54421001 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 54421097 and 54421106.
It is not an unprimeable number, because it can be changed into a prime (54421109) 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, 21259 + ... + 23680.
It is an arithmetic number, because the mean of its divisors is an integer number (7819560).
Almost surely, 254421129 is an apocalyptic number.
It is an amenable number.
54421129 is a deficient number, since it is larger than the sum of its proper divisors (8135351).
54421129 is a wasteful number, since it uses less digits than its factorization.
54421129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45119.
The product of its digits is 2880, while the sum is 28.
The square root of 54421129 is about 7377.0677779183. The cubic root of 54421129 is about 378.9563444819.
The spelling of 54421129 in words is "fifty-four million, four hundred twenty-one thousand, one hundred twenty-nine".
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