Base | Representation |
---|---|
bin | 1100001111001… |
… | …10011000000000 |
3 | 21011011102212010 |
4 | 12013212120000 |
5 | 202234433423 |
6 | 14104132520 |
7 | 2354362065 |
oct | 607463000 |
9 | 234142763 |
10 | 102655488 |
11 | 52a45651 |
12 | 2a467140 |
13 | 183633c0 |
14 | d8c2c6c |
15 | 902b693 |
hex | 61e6600 |
102655488 has 160 divisors (see below), whose sum is σ = 303168096. Its totient is φ = 30670848.
The previous prime is 102655471. The next prime is 102655489. The reversal of 102655488 is 884556201.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102655489) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1058256 + ... + 1058352.
Almost surely, 2102655488 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 102655488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151584048).
102655488 is an abundant number, since it is smaller than the sum of its proper divisors (200512608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102655488 is an equidigital number, since it uses as much as digits as its factorization.
102655488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184 (or 168 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 39.
The square root of 102655488 is about 10131.9044606629. The cubic root of 102655488 is about 468.2316042630.
It can be divided in two parts, 10265 and 5488, that added together give a triangular number (15753 = T177).
The spelling of 102655488 in words is "one hundred two million, six hundred fifty-five thousand, four hundred eighty-eight".
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