Base | Representation |
---|---|
bin | 1000111101111… |
… | …10101101000110 |
3 | 12020120002012010 |
4 | 10132332231012 |
5 | 123224330042 |
6 | 11244235050 |
7 | 1602305340 |
oct | 436765506 |
9 | 166502163 |
10 | 75230022 |
11 | 3951347a |
12 | 2123ba86 |
13 | 1278020a |
14 | 9dc4290 |
15 | 691059c |
hex | 47beb46 |
75230022 has 16 divisors (see below), whose sum is σ = 171954432. Its totient is φ = 21494280.
The previous prime is 75230017. The next prime is 75230027. The reversal of 75230022 is 22003257.
It is an interprime number because it is at equal distance from previous prime (75230017) and next prime (75230027).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75230027) 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, 895554 + ... + 895637.
It is an arithmetic number, because the mean of its divisors is an integer number (10747152).
Almost surely, 275230022 is an apocalyptic number.
75230022 is an abundant number, since it is smaller than the sum of its proper divisors (96724410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75230022 is a wasteful number, since it uses less digits than its factorization.
75230022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1791203.
The product of its (nonzero) digits is 840, while the sum is 21.
The square root of 75230022 is about 8673.5241972338. The cubic root of 75230022 is about 422.1470216897.
Adding to 75230022 its reverse (22003257), we get a palindrome (97233279).
The spelling of 75230022 in words is "seventy-five million, two hundred thirty thousand, twenty-two".
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