Base | Representation |
---|---|
bin | 1000000001100… |
… | …11101111111001 |
3 | 11200200020210220 |
4 | 10000303233321 |
5 | 114213231300 |
6 | 10402530253 |
7 | 1445134425 |
oct | 400635771 |
9 | 150606726 |
10 | 67320825 |
11 | 35001150 |
12 | 1a666989 |
13 | 10c41210 |
14 | 8d25b85 |
15 | 5d9bda0 |
hex | 4033bf9 |
67320825 has 48 divisors (see below), whose sum is σ = 130783296. Its totient is φ = 30124800.
The previous prime is 67320823. The next prime is 67320859. The reversal of 67320825 is 52802376.
It is not a de Polignac number, because 67320825 - 21 = 67320823 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (67320821) 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, 7587 + ... + 13863.
It is an arithmetic number, because the mean of its divisors is an integer number (2724652).
Almost surely, 267320825 is an apocalyptic number.
67320825 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
67320825 is a deficient number, since it is larger than the sum of its proper divisors (63462471).
67320825 is a wasteful number, since it uses less digits than its factorization.
67320825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6314 (or 6309 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 67320825 is about 8204.9268735315. The cubic root of 67320825 is about 406.8020597137.
The spelling of 67320825 in words is "sixty-seven million, three hundred twenty thousand, eight hundred twenty-five".
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