Base | Representation |
---|---|
bin | 1010011111100… |
… | …11011101000000 |
3 | 20010122100002001 |
4 | 11033303131000 |
5 | 140013411432 |
6 | 12422433344 |
7 | 2116143202 |
oct | 517633500 |
9 | 203570061 |
10 | 88028992 |
11 | 45765537 |
12 | 25592854 |
13 | 15311a7c |
14 | b996772 |
15 | 7adc9e7 |
hex | 53f3740 |
88028992 has 28 divisors (see below), whose sum is σ = 184960260. Its totient is φ = 41424896.
The previous prime is 88028977. The next prime is 88028999. The reversal of 88028992 is 29982088.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 49787136 + 38241856 = 7056^2 + 6184^2 .
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88028999) 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, 39367 + ... + 41542.
Almost surely, 288028992 is an apocalyptic number.
It is an amenable number.
88028992 is an abundant number, since it is smaller than the sum of its proper divisors (96931268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88028992 is a wasteful number, since it uses less digits than its factorization.
88028992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80938 (or 80928 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 46.
The square root of 88028992 is about 9382.3766711852. The cubic root of 88028992 is about 444.8448594406.
The spelling of 88028992 in words is "eighty-eight million, twenty-eight thousand, nine hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.120 sec. • engine limits •