Base | Representation |
---|---|
bin | 1000000010001… |
… | …00110001001000 |
3 | 11200210210102210 |
4 | 10001010301020 |
5 | 114222444121 |
6 | 10404225120 |
7 | 1445544603 |
oct | 401046110 |
9 | 150723383 |
10 | 67390536 |
11 | 35049564 |
12 | 1a69b1a0 |
13 | 10c66b75 |
14 | 8d4333a |
15 | 5db2876 |
hex | 4044c48 |
67390536 has 32 divisors (see below), whose sum is σ = 169696800. Its totient is φ = 22300800.
The previous prime is 67390517. The next prime is 67390541. The reversal of 67390536 is 63509376.
It is a junction number, because it is equal to n+sod(n) for n = 67390494 and 67390503.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6765 + ... + 13436.
It is an arithmetic number, because the mean of its divisors is an integer number (5303025).
Almost surely, 267390536 is an apocalyptic number.
It is an amenable number.
67390536 is an abundant number, since it is smaller than the sum of its proper divisors (102306264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67390536 is a wasteful number, since it uses less digits than its factorization.
67390536 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20349 (or 20345 counting only the distinct ones).
The product of its (nonzero) digits is 102060, while the sum is 39.
The square root of 67390536 is about 8209.1738926642. The cubic root of 67390536 is about 406.9424263612.
The spelling of 67390536 in words is "sixty-seven million, three hundred ninety thousand, five hundred thirty-six".
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