Base | Representation |
---|---|
bin | 1111111111011… |
… | …1110111110100 |
3 | 11200012210101110 |
4 | 3333313313310 |
5 | 114132404242 |
6 | 10353355020 |
7 | 1443063414 |
oct | 377676764 |
9 | 150183343 |
10 | 67075572 |
11 | 34953963 |
12 | 1a568a70 |
13 | 10b866b5 |
14 | 8ca0644 |
15 | 5d4e39c |
hex | 3ff7df4 |
67075572 has 12 divisors (see below), whose sum is σ = 156509696. Its totient is φ = 22358520.
The previous prime is 67075531. The next prime is 67075573. The reversal of 67075572 is 27557076.
It is a tau number, because it is divible by the number of its divisors (12).
It is a self number, because there is not a number n which added to its sum of digits gives 67075572.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67075573) 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, 2794804 + ... + 2794827.
Almost surely, 267075572 is an apocalyptic number.
It is an amenable number.
67075572 is an abundant number, since it is smaller than the sum of its proper divisors (89434124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67075572 is a wasteful number, since it uses less digits than its factorization.
67075572 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5589638 (or 5589636 counting only the distinct ones).
The product of its (nonzero) digits is 102900, while the sum is 39.
The square root of 67075572 is about 8189.9677655043. The cubic root of 67075572 is about 406.3074587919.
The spelling of 67075572 in words is "sixty-seven million, seventy-five thousand, five hundred seventy-two".
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