Base | Representation |
---|---|
bin | 1100001111111… |
… | …00111000000000 |
3 | 21011100010021110 |
4 | 12013330320000 |
5 | 202300411043 |
6 | 14110123320 |
7 | 2355224553 |
oct | 607747000 |
9 | 234303243 |
10 | 102747648 |
11 | 52aa8913 |
12 | 2a4b0540 |
13 | 18396333 |
14 | d90869a |
15 | 9048b33 |
hex | 61fce00 |
102747648 has 80 divisors (see below), whose sum is σ = 276160896. Its totient is φ = 33945600.
The previous prime is 102747587. The next prime is 102747661. The reversal of 102747648 is 846747201.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a zygodrome in base 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231715 + ... + 232157.
Almost surely, 2102747648 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 102747648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138080448).
102747648 is an abundant number, since it is smaller than the sum of its proper divisors (173413248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102747648 is an equidigital number, since it uses as much as digits as its factorization.
102747648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 615 (or 599 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 39.
The square root of 102747648 is about 10136.4514500884. The cubic root of 102747648 is about 468.3716822347.
The spelling of 102747648 in words is "one hundred two million, seven hundred forty-seven thousand, six hundred forty-eight".
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