Base | Representation |
---|---|
bin | 101110000010… |
… | …1000010100010 |
3 | 1200102022221221 |
4 | 1130011002202 |
5 | 22134403030 |
6 | 2221205254 |
7 | 412111600 |
oct | 134050242 |
9 | 50368857 |
10 | 24137890 |
11 | 12697177 |
12 | 810082a |
13 | 500199a |
14 | 32c4870 |
15 | 21bbe7a |
hex | 17050a2 |
24137890 has 24 divisors (see below), whose sum is σ = 50542812. Its totient is φ = 8275680.
The previous prime is 24137881. The next prime is 24137899. The reversal of 24137890 is 9873142.
It is an interprime number because it is at equal distance from previous prime (24137881) and next prime (24137899).
It can be written as a sum of positive squares in 2 ways, for example, as 23396569 + 741321 = 4837^2 + 861^2 .
It is not an unprimeable number, because it can be changed into a prime (24137899) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24141 + ... + 25120.
Almost surely, 224137890 is an apocalyptic number.
24137890 is an abundant number, since it is smaller than the sum of its proper divisors (26404922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24137890 is a wasteful number, since it uses less digits than its factorization.
24137890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49282 (or 49275 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 24137890 is about 4913.0326683221. The cubic root of 24137890 is about 289.0012811093.
The spelling of 24137890 in words is "twenty-four million, one hundred thirty-seven thousand, eight hundred ninety".
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