Base | Representation |
---|---|
bin | 111000101111… |
… | …110010101100 |
3 | 1000222202210022 |
4 | 320233302230 |
5 | 12302011240 |
6 | 1250501312 |
7 | 240304511 |
oct | 70576254 |
9 | 30882708 |
10 | 14875820 |
11 | 8440473 |
12 | 4b94838 |
13 | 310ac7b |
14 | 1d93308 |
15 | 148c9b5 |
hex | e2fcac |
14875820 has 12 divisors (see below), whose sum is σ = 31239264. Its totient is φ = 5950320.
The previous prime is 14875801. The next prime is 14875831. The reversal of 14875820 is 2857841.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371876 + ... + 371915.
It is an arithmetic number, because the mean of its divisors is an integer number (2603272).
Almost surely, 214875820 is an apocalyptic number.
14875820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14875820 is an abundant number, since it is smaller than the sum of its proper divisors (16363444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14875820 is a wasteful number, since it uses less digits than its factorization.
14875820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 743800 (or 743798 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 35.
The square root of 14875820 is about 3856.9184590810. The cubic root of 14875820 is about 245.9387557676.
Subtracting from 14875820 its sum of digits (35), we obtain a triangular number (14875785 = T5454).
The spelling of 14875820 in words is "fourteen million, eight hundred seventy-five thousand, eight hundred twenty".
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