Base | Representation |
---|---|
bin | 1000100000010… |
… | …10011110010000 |
3 | 11222020202101211 |
4 | 10100022132100 |
5 | 121231033224 |
6 | 11025105504 |
7 | 1524301006 |
oct | 420123620 |
9 | 158222354 |
10 | 71346064 |
11 | 37300399 |
12 | 1ba88294 |
13 | 11a2040a |
14 | 9692a76 |
15 | 63e4894 |
hex | 440a790 |
71346064 has 40 divisors (see below), whose sum is σ = 149464640. Its totient is φ = 32876928.
The previous prime is 71346031. The next prime is 71346113. The reversal of 71346064 is 46064317.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8077 + ... + 14419.
It is an arithmetic number, because the mean of its divisors is an integer number (3736616).
Almost surely, 271346064 is an apocalyptic number.
71346064 is a gapful number since it is divisible by the number (74) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 71346064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74732320).
71346064 is an abundant number, since it is smaller than the sum of its proper divisors (78118576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71346064 is a wasteful number, since it uses less digits than its factorization.
71346064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6407 (or 6401 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 31.
The square root of 71346064 is about 8446.6599315943. The cubic root of 71346064 is about 414.7534491407.
The spelling of 71346064 in words is "seventy-one million, three hundred forty-six thousand, sixty-four".
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