Base | Representation |
---|---|
bin | 101111111010… |
… | …1110100100100 |
3 | 1202021102211102 |
4 | 1133311310210 |
5 | 22412433012 |
6 | 2254255232 |
7 | 423360125 |
oct | 137656444 |
9 | 52242742 |
10 | 25124132 |
11 | 13200150 |
12 | 84b7518 |
13 | 5288867 |
14 | 34a004c |
15 | 23142c2 |
hex | 17f5d24 |
25124132 has 24 divisors (see below), whose sum is σ = 48988800. Its totient is φ = 11176160.
The previous prime is 25124123. The next prime is 25124149. The reversal of 25124132 is 23142152.
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, 4007 + ... + 8142.
It is an arithmetic number, because the mean of its divisors is an integer number (2041200).
Almost surely, 225124132 is an apocalyptic number.
25124132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
25124132 is a deficient number, since it is larger than the sum of its proper divisors (23864668).
25124132 is a wasteful number, since it uses less digits than its factorization.
25124132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12211 (or 12209 counting only the distinct ones).
The product of its digits is 480, while the sum is 20.
The square root of 25124132 is about 5012.3978293827. The cubic root of 25124132 is about 292.8849272639.
Adding to 25124132 its reverse (23142152), we get a palindrome (48266284).
The spelling of 25124132 in words is "twenty-five million, one hundred twenty-four thousand, one hundred thirty-two".
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