Base | Representation |
---|---|
bin | 1010100011011… |
… | …01101001010010 |
3 | 20011120202122000 |
4 | 11101231221102 |
5 | 140130420430 |
6 | 12441254430 |
7 | 2123326320 |
oct | 521555122 |
9 | 204522560 |
10 | 88529490 |
11 | 45a77575 |
12 | 25794416 |
13 | 1545881a |
14 | ba86d10 |
15 | 7b8ae60 |
hex | 546da52 |
88529490 has 128 divisors (see below), whose sum is σ = 278691840. Its totient is φ = 19569600.
The previous prime is 88529479. The next prime is 88529513. The reversal of 88529490 is 9492588.
88529490 is a `hidden beast` number, since 88 + 529 + 49 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
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 63 ways as a sum of consecutive naturals, for example, 57835 + ... + 59345.
It is an arithmetic number, because the mean of its divisors is an integer number (2177280).
Almost surely, 288529490 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 88529490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139345920).
88529490 is an abundant number, since it is smaller than the sum of its proper divisors (190162350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88529490 is a wasteful number, since it uses less digits than its factorization.
88529490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1565 (or 1559 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 45.
The square root of 88529490 is about 9409.0111063809. The cubic root of 88529490 is about 445.6863372691.
The spelling of 88529490 in words is "eighty-eight million, five hundred twenty-nine thousand, four hundred ninety".
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