Base | Representation |
---|---|
bin | 1010100110010… |
… | …10100010110001 |
3 | 20012022002121000 |
4 | 11103022202301 |
5 | 140230110001 |
6 | 12453352213 |
7 | 2126502555 |
oct | 523124261 |
9 | 205262530 |
10 | 88910001 |
11 | 46207444 |
12 | 25938669 |
13 | 1555ca8b |
14 | bb45865 |
15 | 7c13a86 |
hex | 54ca8b1 |
88910001 has 32 divisors (see below), whose sum is σ = 137590400. Its totient is φ = 56687040.
The previous prime is 88909999. The next prime is 88910009. The reversal of 88910001 is 10001988.
It is not a de Polignac number, because 88910001 - 21 = 88909999 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88910009) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60210 + ... + 61668.
It is an arithmetic number, because the mean of its divisors is an integer number (4299700).
Almost surely, 288910001 is an apocalyptic number.
It is an amenable number.
88910001 is a deficient number, since it is larger than the sum of its proper divisors (48680399).
88910001 is a wasteful number, since it uses less digits than its factorization.
88910001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1566 (or 1560 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 27.
The square root of 88910001 is about 9429.2099881167. The cubic root of 88910001 is about 446.3239634482.
Adding to 88910001 its reverse (10001988), we get a palindrome (98911989).
The spelling of 88910001 in words is "eighty-eight million, nine hundred ten thousand, one".
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