Base | Representation |
---|---|
bin | 1010011111011… |
… | …00011000000000 |
3 | 20010120212022021 |
4 | 11033230120000 |
5 | 140012000000 |
6 | 12422051224 |
7 | 2115662524 |
oct | 517543000 |
9 | 203525267 |
10 | 88000000 |
11 | 45745780 |
12 | 25579b14 |
13 | 1530180a |
14 | b989d84 |
15 | 7ad411a |
hex | 53ec600 |
88000000 has 140 divisors (see below), whose sum is σ = 239762556. Its totient is φ = 32000000.
The previous prime is 87999997. The next prime is 88000009. The reversal of 88000000 is 88.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a nialpdrome in base 10.
It is a zygodrome in base 10.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88000009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 7999995 + ... + 8000005.
Almost surely, 288000000 is an apocalyptic number.
88000000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 88000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119881278).
88000000 is an abundant number, since it is smaller than the sum of its proper divisors (151762556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88000000 is an frugal number, since it uses more digits than its factorization.
88000000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59 (or 18 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
The square root of 88000000 is about 9380.8315196469. The cubic root of 88000000 is about 444.7960181139.
Adding to 88000000 its reverse (88), we get a palindrome (88000088).
Multiplying 88000000 by its reverse (88), we get a square (7744000000 = 880002).
88000000 divided by its reverse (88) gives a 6-th power (1000000 = 106).
It can be divided in two parts, 8 and 8000000, that multiplied together give a 6-th power (64000000 = 206).
The spelling of 88000000 in words is "eighty-eight million", and thus it is an aban number and an uban number.
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