Base | Representation |
---|---|
bin | 111101011111… |
… | …110111001111 |
3 | 1010100001021000 |
4 | 331133313033 |
5 | 13111340140 |
6 | 1333311343 |
7 | 254012601 |
oct | 75376717 |
9 | 33301230 |
10 | 16121295 |
11 | 9111193 |
12 | 5495553 |
13 | 3455b38 |
14 | 21d9171 |
15 | 1636a30 |
hex | f5fdcf |
16121295 has 16 divisors (see below), whose sum is σ = 28660320. Its totient is φ = 8597952.
The previous prime is 16121279. The next prime is 16121309. The reversal of 16121295 is 59212161.
It is not a de Polignac number, because 16121295 - 24 = 16121279 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59574 + ... + 59843.
It is an arithmetic number, because the mean of its divisors is an integer number (1791270).
Almost surely, 216121295 is an apocalyptic number.
16121295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
16121295 is a deficient number, since it is larger than the sum of its proper divisors (12539025).
16121295 is a wasteful number, since it uses less digits than its factorization.
16121295 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119431 (or 119425 counting only the distinct ones).
The product of its digits is 1080, while the sum is 27.
The square root of 16121295 is about 4015.1332481002. The cubic root of 16121295 is about 252.6193664944.
The spelling of 16121295 in words is "sixteen million, one hundred twenty-one thousand, two hundred ninety-five".
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