Base | Representation |
---|---|
bin | 11111101011010… |
… | …101010001110101 |
3 | 1101001000121112010 |
4 | 133223111101311 |
5 | 2042022444140 |
6 | 124422514433 |
7 | 16112163534 |
oct | 3753252165 |
9 | 1331017463 |
10 | 531453045 |
11 | 252a9a5a2 |
12 | 129b95a19 |
13 | 86148576 |
14 | 5082231b |
15 | 319cc880 |
hex | 1fad5475 |
531453045 has 32 divisors (see below), whose sum is σ = 877265280. Its totient is φ = 274602240.
The previous prime is 531453037. The next prime is 531453053. The reversal of 531453045 is 540354135.
It is an interprime number because it is at equal distance from previous prime (531453037) and next prime (531453053).
It is not a de Polignac number, because 531453045 - 23 = 531453037 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56971 + ... + 65639.
It is an arithmetic number, because the mean of its divisors is an integer number (27414540).
Almost surely, 2531453045 is an apocalyptic number.
It is an amenable number.
531453045 is a deficient number, since it is larger than the sum of its proper divisors (345812235).
531453045 is a wasteful number, since it uses less digits than its factorization.
531453045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8805.
The product of its (nonzero) digits is 18000, while the sum is 30.
The square root of 531453045 is about 23053.2653869251. The cubic root of 531453045 is about 810.0061194477.
The spelling of 531453045 in words is "five hundred thirty-one million, four hundred fifty-three thousand, forty-five".
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