Base | Representation |
---|---|
bin | 1010100000000… |
… | …00001000000101 |
3 | 20010201222021121 |
4 | 11100000020011 |
5 | 140022042101 |
6 | 12423513541 |
7 | 2116450426 |
oct | 520001005 |
9 | 203658247 |
10 | 88080901 |
11 | 457a0537 |
12 | 255b88b1 |
13 | 1532c59c |
14 | b9ab64d |
15 | 7aed0a1 |
hex | 5400205 |
88080901 has 4 divisors (see below), whose sum is σ = 88860492. Its totient is φ = 87301312.
The previous prime is 88080887. The next prime is 88080907. The reversal of 88080901 is 10908088.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9333025 + 78747876 = 3055^2 + 8874^2 .
It is a cyclic number.
It is not a de Polignac number, because 88080901 - 29 = 88080389 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 (88080907) 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, 389626 + ... + 389851.
It is an arithmetic number, because the mean of its divisors is an integer number (22215123).
Almost surely, 288080901 is an apocalyptic number.
It is an amenable number.
88080901 is a deficient number, since it is larger than the sum of its proper divisors (779591).
88080901 is a wasteful number, since it uses less digits than its factorization.
88080901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 779590.
The product of its (nonzero) digits is 4608, while the sum is 34.
The square root of 88080901 is about 9385.1425668447. The cubic root of 88080901 is about 444.9322810726.
Adding to 88080901 its reverse (10908088), we get a palindrome (98988989).
The spelling of 88080901 in words is "eighty-eight million, eighty thousand, nine hundred one".
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