Base | Representation |
---|---|
bin | 1000000001100… |
… | …10000001010110 |
3 | 11200122220002212 |
4 | 10000302001112 |
5 | 114213020000 |
6 | 10402433422 |
7 | 1445105000 |
oct | 400620126 |
9 | 150586085 |
10 | 67313750 |
11 | 34aa68a9 |
12 | 1a662872 |
13 | 10c3ac2a |
14 | 8d23370 |
15 | 5d99c35 |
hex | 4032056 |
67313750 has 80 divisors (see below), whose sum is σ = 148077600. Its totient is φ = 22932000.
The previous prime is 67313731. The next prime is 67313783. The reversal of 67313750 is 5731376.
It is a super-2 number, since 2×673137502 = 9062281878125000, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 428672 + ... + 428828.
It is an arithmetic number, because the mean of its divisors is an integer number (1850970).
Almost surely, 267313750 is an apocalyptic number.
67313750 is an abundant number, since it is smaller than the sum of its proper divisors (80763850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67313750 is an equidigital number, since it uses as much as digits as its factorization.
67313750 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200 (or 171 counting only the distinct ones).
The product of its (nonzero) digits is 13230, while the sum is 32.
The square root of 67313750 is about 8204.4957188117. The cubic root of 67313750 is about 406.7878084257.
The spelling of 67313750 in words is "sixty-seven million, three hundred thirteen thousand, seven hundred fifty".
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