Base | Representation |
---|---|
bin | 1010100101001… |
… | …11000000000101 |
3 | 20012000200220011 |
4 | 11102213000011 |
5 | 140210430141 |
6 | 12450310221 |
7 | 2125325254 |
oct | 522470005 |
9 | 205020804 |
10 | 88764421 |
11 | 46118029 |
12 | 25888371 |
13 | 1550b735 |
14 | bb0879b |
15 | 7bd5881 |
hex | 54a7005 |
88764421 has 8 divisors (see below), whose sum is σ = 90012384. Its totient is φ = 87525360.
The previous prime is 88764419. The next prime is 88764449. The reversal of 88764421 is 12446788.
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 88764421 - 21 = 88764419 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 10.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88764451) 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, 19275 + ... + 23431.
It is an arithmetic number, because the mean of its divisors is an integer number (11251548).
Almost surely, 288764421 is an apocalyptic number.
It is an amenable number.
88764421 is a deficient number, since it is larger than the sum of its proper divisors (1247963).
88764421 is a wasteful number, since it uses less digits than its factorization.
88764421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4451.
The product of its digits is 86016, while the sum is 40.
The square root of 88764421 is about 9421.4871968283. The cubic root of 88764421 is about 446.0802288189.
The spelling of 88764421 in words is "eighty-eight million, seven hundred sixty-four thousand, four hundred twenty-one".
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