Base | Representation |
---|---|
bin | 1111111111001… |
… | …1110100000000 |
3 | 11200011221120121 |
4 | 3333303310000 |
5 | 114131341234 |
6 | 10353150024 |
7 | 1442664061 |
oct | 377636400 |
9 | 150157517 |
10 | 67058944 |
11 | 34942417 |
12 | 1a55b314 |
13 | 10b7bc64 |
14 | 8c98568 |
15 | 5d494b4 |
hex | 3ff3d00 |
67058944 has 36 divisors (see below), whose sum is σ = 137142180. Its totient is φ = 32706560.
The previous prime is 67058941. The next prime is 67058963. The reversal of 67058944 is 44985076.
It can be written as a sum of positive squares in 2 ways, for example, as 1254400 + 65804544 = 1120^2 + 8112^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 67058944.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67058941) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7302 + ... + 13690.
It is an arithmetic number, because the mean of its divisors is an integer number (3809505).
Almost surely, 267058944 is an apocalyptic number.
67058944 is a gapful number since it is divisible by the number (64) 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 67058944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68571090).
67058944 is an abundant number, since it is smaller than the sum of its proper divisors (70083236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67058944 is an equidigital number, since it uses as much as digits as its factorization.
67058944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6446 (or 6432 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 43.
The square root of 67058944 is about 8188.9525581725. The cubic root of 67058944 is about 406.2738815468.
The spelling of 67058944 in words is "sixty-seven million, fifty-eight thousand, nine hundred forty-four".
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