Base | Representation |
---|---|
bin | 101101101111… |
… | …1000001001011 |
3 | 1200010102022222 |
4 | 1123133001023 |
5 | 22114412110 |
6 | 2214004255 |
7 | 410562551 |
oct | 133370113 |
9 | 50112288 |
10 | 23982155 |
11 | 125a016a |
12 | 804668b |
13 | 4c78b32 |
14 | 3283bd1 |
15 | 218ac55 |
hex | 16df04b |
23982155 has 8 divisors (see below), whose sum is σ = 30471552. Its totient is φ = 18057088.
The previous prime is 23982139. The next prime is 23982187. The reversal of 23982155 is 55128932.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23982155 - 24 = 23982139 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140987 + ... + 141156.
It is an arithmetic number, because the mean of its divisors is an integer number (3808944).
Almost surely, 223982155 is an apocalyptic number.
23982155 is a deficient number, since it is larger than the sum of its proper divisors (6489397).
23982155 is a wasteful number, since it uses less digits than its factorization.
23982155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 282165.
The product of its digits is 21600, while the sum is 35.
The square root of 23982155 is about 4897.1578492019. The cubic root of 23982155 is about 288.3784048252.
The spelling of 23982155 in words is "twenty-three million, nine hundred eighty-two thousand, one hundred fifty-five".
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