Base | Representation |
---|---|
bin | 1100001100111… |
… | …01001000100000 |
3 | 21010121012100000 |
4 | 12012131020200 |
5 | 202200333423 |
6 | 14053500000 |
7 | 2352002334 |
oct | 606351040 |
9 | 233535300 |
10 | 102355488 |
11 | 52860214 |
12 | 2a341600 |
13 | 182899a1 |
14 | d8457c4 |
15 | 8ebc843 |
hex | 619d220 |
102355488 has 72 divisors (see below), whose sum is σ = 301876848. Its totient is φ = 34115904.
The previous prime is 102355457. The next prime is 102355507. The reversal of 102355488 is 884553201.
It is a happy number.
102355488 is a `hidden beast` number, since 1 + 0 + 23 + 554 + 88 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1195 + ... + 14357.
It is an arithmetic number, because the mean of its divisors is an integer number (4192734).
Almost surely, 2102355488 is an apocalyptic number.
102355488 is a gapful number since it is divisible by the number (18) 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 102355488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150938424).
102355488 is an abundant number, since it is smaller than the sum of its proper divisors (199521360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102355488 is an equidigital number, since it uses as much as digits as its factorization.
102355488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13188 (or 13168 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 36.
The square root of 102355488 is about 10117.0889093652. The cubic root of 102355488 is about 467.7750398115.
The spelling of 102355488 in words is "one hundred two million, three hundred fifty-five thousand, four hundred eighty-eight".
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