Base | Representation |
---|---|
bin | 1110101001010… |
… | …0111101001000 |
3 | 11021120211201122 |
4 | 3222110331020 |
5 | 111211140103 |
6 | 10032334412 |
7 | 1344061001 |
oct | 352247510 |
9 | 137524648 |
10 | 61427528 |
11 | 31746458 |
12 | 186a4408 |
13 | c959966 |
14 | 82301a8 |
15 | 55d5b38 |
hex | 3a94f48 |
61427528 has 36 divisors (see below), whose sum is σ = 123105465. Its totient is φ = 28729728.
The previous prime is 61427501. The next prime is 61427563. The reversal of 61427528 is 82572416.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
61427528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 56220004 + 5207524 = 7498^2 + 2282^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=5542.
It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 376775 + ... + 376937.
Almost surely, 261427528 is an apocalyptic number.
61427528 is a gapful number since it is divisible by the number (68) formed by its first and last digit.
It is an amenable number.
61427528 is an abundant number, since it is smaller than the sum of its proper divisors (61677937).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61427528 is a wasteful number, since it uses less digits than its factorization.
61427528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366 (or 182 counting only the distinct ones).
The product of its digits is 26880, while the sum is 35.
The square root of 61427528 is about 7837.5715626717. The cubic root of 61427528 is about 394.5672299150.
The spelling of 61427528 in words is "sixty-one million, four hundred twenty-seven thousand, five hundred twenty-eight".
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