Base | Representation |
---|---|
bin | 1001000011011… |
… | …00101100001000 |
3 | 12021220021202021 |
4 | 10201230230020 |
5 | 123420131124 |
6 | 11311414224 |
7 | 1611334120 |
oct | 441545410 |
9 | 167807667 |
10 | 75942664 |
11 | 3995a936 |
12 | 21524374 |
13 | 1296c6b5 |
14 | a12bc80 |
15 | 6a017e4 |
hex | 486cb08 |
75942664 has 32 divisors (see below), whose sum is σ = 163019520. Its totient is φ = 32489856.
The previous prime is 75942661. The next prime is 75942673. The reversal of 75942664 is 46624957.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 75942664.
It is not an unprimeable number, because it can be changed into a prime (75942661) 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, 52657 + ... + 54079.
It is an arithmetic number, because the mean of its divisors is an integer number (5094360).
Almost surely, 275942664 is an apocalyptic number.
It is an amenable number.
75942664 is an abundant number, since it is smaller than the sum of its proper divisors (87076856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75942664 is a wasteful number, since it uses less digits than its factorization.
75942664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2389 (or 2385 counting only the distinct ones).
The product of its digits is 362880, while the sum is 43.
The square root of 75942664 is about 8714.5088214999. The cubic root of 75942664 is about 423.4758118111.
The spelling of 75942664 in words is "seventy-five million, nine hundred forty-two thousand, six hundred sixty-four".
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