Base | Representation |
---|---|
bin | 1110110010000… |
… | …10000010110001 |
3 | 22122022222102111 |
4 | 13121002002301 |
5 | 223221034411 |
6 | 20145445321 |
7 | 3034001161 |
oct | 731020261 |
9 | 278288374 |
10 | 124002481 |
11 | 63aa5999 |
12 | 35640841 |
13 | 1c8c8965 |
14 | 1267c5a1 |
15 | ad46721 |
hex | 76420b1 |
124002481 has 2 divisors, whose sum is σ = 124002482. Its totient is φ = 124002480.
The previous prime is 124002479. The next prime is 124002509. The reversal of 124002481 is 184200421.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 102333456 + 21669025 = 10116^2 + 4655^2 .
It is a cyclic number.
It is not a de Polignac number, because 124002481 - 21 = 124002479 is a prime.
It is a super-2 number, since 2×1240024812 = 30753230588310722, which contains 22 as substring.
Together with 124002479, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (124002401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62001240 + 62001241.
It is an arithmetic number, because the mean of its divisors is an integer number (62001241).
Almost surely, 2124002481 is an apocalyptic number.
It is an amenable number.
124002481 is a deficient number, since it is larger than the sum of its proper divisors (1).
124002481 is an equidigital number, since it uses as much as digits as its factorization.
124002481 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 512, while the sum is 22.
The square root of 124002481 is about 11135.6401252914. The cubic root of 124002481 is about 498.6664209628. Note that the first 3 decimals are identical.
The spelling of 124002481 in words is "one hundred twenty-four million, two thousand, four hundred eighty-one".
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