Base | Representation |
---|---|
bin | 101111101010… |
… | …1000111000011 |
3 | 1202000122001000 |
4 | 1133111013003 |
5 | 22344141042 |
6 | 2251343043 |
7 | 422261400 |
oct | 137250703 |
9 | 52018030 |
10 | 24990147 |
11 | 13119516 |
12 | 8451a83 |
13 | 523c890 |
14 | 34672a7 |
15 | 22d974c |
hex | 17d51c3 |
24990147 has 48 divisors (see below), whose sum is σ = 46411680. Its totient is φ = 13172544.
The previous prime is 24990143. The next prime is 24990151. The reversal of 24990147 is 74109942.
It is an interprime number because it is at equal distance from previous prime (24990143) and next prime (24990151).
It is not a de Polignac number, because 24990147 - 22 = 24990143 is a prime.
It is not an unprimeable number, because it can be changed into a prime (24990143) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16473 + ... + 17925.
It is an arithmetic number, because the mean of its divisors is an integer number (966910).
Almost surely, 224990147 is an apocalyptic number.
24990147 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
24990147 is a deficient number, since it is larger than the sum of its proper divisors (21421533).
24990147 is a wasteful number, since it uses less digits than its factorization.
24990147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1489 (or 1476 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 24990147 is about 4999.0146028993. The cubic root of 24990147 is about 292.3633549779.
The spelling of 24990147 in words is "twenty-four million, nine hundred ninety thousand, one hundred forty-seven".
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