Base | Representation |
---|---|
bin | 1000000010111… |
… | …10000101010100 |
3 | 11201000001200020 |
4 | 10001132011110 |
5 | 114234303403 |
6 | 10410345140 |
7 | 1446456114 |
oct | 401360524 |
9 | 151001606 |
10 | 67494228 |
11 | 3510a45a |
12 | 1a72b1b0 |
13 | 10ca2119 |
14 | 8d6d044 |
15 | 5dd3453 |
hex | 405e154 |
67494228 has 24 divisors (see below), whose sum is σ = 160459488. Its totient is φ = 22073376.
The previous prime is 67494227. The next prime is 67494239. The reversal of 67494228 is 82249476.
It is a self number, because there is not a number n which added to its sum of digits gives 67494228.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67494221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52426 + ... + 53697.
It is an arithmetic number, because the mean of its divisors is an integer number (6685812).
Almost surely, 267494228 is an apocalyptic number.
It is an amenable number.
67494228 is an abundant number, since it is smaller than the sum of its proper divisors (92965260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67494228 is a wasteful number, since it uses less digits than its factorization.
67494228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106183 (or 106181 counting only the distinct ones).
The product of its digits is 193536, while the sum is 42.
The square root of 67494228 is about 8215.4870823342. The cubic root of 67494228 is about 407.1510365151.
The spelling of 67494228 in words is "sixty-seven million, four hundred ninety-four thousand, two hundred twenty-eight".
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