Base | Representation |
---|---|
bin | 1111111111000… |
… | …1001001011001 |
3 | 11200011101121012 |
4 | 3333301021121 |
5 | 114131014100 |
6 | 10353023305 |
7 | 1442620202 |
oct | 377611131 |
9 | 150141535 |
10 | 67048025 |
11 | 349351a0 |
12 | 1a554b35 |
13 | 10b76cb5 |
14 | 8c945a9 |
15 | 5d46135 |
hex | 3ff1259 |
67048025 has 24 divisors (see below), whose sum is σ = 91065600. Its totient is φ = 48564800.
The previous prime is 67047989. The next prime is 67048073. The reversal of 67048025 is 52084076.
It is not a de Polignac number, because 67048025 - 28 = 67047769 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 67047982 and 67048000.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131471 + ... + 131979.
It is an arithmetic number, because the mean of its divisors is an integer number (3794400).
Almost surely, 267048025 is an apocalyptic number.
It is an amenable number.
67048025 is a deficient number, since it is larger than the sum of its proper divisors (24017575).
67048025 is a wasteful number, since it uses less digits than its factorization.
67048025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1009 (or 1004 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 67048025 is about 8188.2858401499. The cubic root of 67048025 is about 406.2518295776.
The spelling of 67048025 in words is "sixty-seven million, forty-eight thousand, twenty-five".
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