Base | Representation |
---|---|
bin | 1100010111001… |
… | …1111001100100 |
3 | 10121120111121122 |
4 | 3011303321210 |
5 | 101233324243 |
6 | 5051233112 |
7 | 1166521415 |
oct | 305637144 |
9 | 117514548 |
10 | 51854948 |
11 | 272a8432 |
12 | 15448798 |
13 | a987802 |
14 | 6c5b80c |
15 | 4844668 |
hex | 3173e64 |
51854948 has 6 divisors (see below), whose sum is σ = 90746166. Its totient is φ = 25927472.
The previous prime is 51854917. The next prime is 51854953. The reversal of 51854948 is 84945815.
It can be written as a sum of positive squares in only one way, i.e., 38663524 + 13191424 = 6218^2 + 3632^2 .
It is a junction number, because it is equal to n+sod(n) for n = 51854899 and 51854908.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6481865 + ... + 6481872.
It is an arithmetic number, because the mean of its divisors is an integer number (15124361).
Almost surely, 251854948 is an apocalyptic number.
It is an amenable number.
51854948 is a deficient number, since it is larger than the sum of its proper divisors (38891218).
51854948 is a wasteful number, since it uses less digits than its factorization.
51854948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12963741 (or 12963739 counting only the distinct ones).
The product of its digits is 230400, while the sum is 44.
The square root of 51854948 is about 7201.0379807358. The cubic root of 51854948 is about 372.9037359366.
The spelling of 51854948 in words is "fifty-one million, eight hundred fifty-four thousand, nine hundred forty-eight".
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