Base | Representation |
---|---|
bin | 1100011000100… |
… | …10101010000000 |
3 | 21020110221000220 |
4 | 12030102222000 |
5 | 203043313230 |
6 | 14150343040 |
7 | 2401004001 |
oct | 614225200 |
9 | 236427026 |
10 | 103885440 |
11 | 5370573a |
12 | 2a95aa80 |
13 | 186a4199 |
14 | db231a8 |
15 | 91c0d10 |
hex | 6312a80 |
103885440 has 128 divisors (see below), whose sum is σ = 336942720. Its totient is φ = 27217920.
The previous prime is 103885427. The next prime is 103885451. The reversal of 103885440 is 44588301.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116677 + ... + 117563.
It is an arithmetic number, because the mean of its divisors is an integer number (2632365).
Almost surely, 2103885440 is an apocalyptic number.
103885440 is a gapful number since it is divisible by the number (10) 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 103885440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168471360).
103885440 is an abundant number, since it is smaller than the sum of its proper divisors (233057280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103885440 is an equidigital number, since it uses as much as digits as its factorization.
103885440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 970 (or 958 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 33.
The square root of 103885440 is about 10192.4207134517. The cubic root of 103885440 is about 470.0942017306.
The spelling of 103885440 in words is "one hundred three million, eight hundred eighty-five thousand, four hundred forty".
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