Base | Representation |
---|---|
bin | 1100010101111… |
… | …11110000100010 |
3 | 21012211200020222 |
4 | 12022333300202 |
5 | 203001432030 |
6 | 14135203042 |
7 | 2365061030 |
oct | 612776042 |
9 | 235750228 |
10 | 103545890 |
11 | 534a3618 |
12 | 2a816482 |
13 | 185b5776 |
14 | da75550 |
15 | 91553e5 |
hex | 62bfc22 |
103545890 has 32 divisors (see below), whose sum is σ = 219884544. Its totient is φ = 34355520.
The previous prime is 103545889. The next prime is 103545917. The reversal of 103545890 is 98545301.
It is a super-3 number, since 3×1035458903 (a number of 25 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a nialpdrome in base 14.
It is a self number, because there is not a number n which added to its sum of digits gives 103545890.
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, 21689 + ... + 26028.
It is an arithmetic number, because the mean of its divisors is an integer number (6871392).
Almost surely, 2103545890 is an apocalyptic number.
103545890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
103545890 is an abundant number, since it is smaller than the sum of its proper divisors (116338654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103545890 is a wasteful number, since it uses less digits than its factorization.
103545890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47762.
The product of its (nonzero) digits is 21600, while the sum is 35.
The square root of 103545890 is about 10175.7500952018. The cubic root of 103545890 is about 469.5814744116.
The spelling of 103545890 in words is "one hundred three million, five hundred forty-five thousand, eight hundred ninety".
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