Base | Representation |
---|---|
bin | 1101010100110000… |
… | …01110100010110101 |
3 | 200110112110122211002 |
4 | 12222120032202311 |
5 | 104122240220140 |
6 | 3141455053045 |
7 | 342161164625 |
oct | 65230164265 |
9 | 20415418732 |
10 | 7153445045 |
11 | 3040a2a15a |
12 | 1477811185 |
13 | 8a003cc26 |
14 | 4bc0a0885 |
15 | 2bd029415 |
hex | 1aa60e8b5 |
7153445045 has 24 divisors (see below), whose sum is σ = 9126984744. Its totient is φ = 5381282816.
The previous prime is 7153445017. The next prime is 7153445099. The reversal of 7153445045 is 5405443517.
It can be written as a sum of positive squares in 12 ways, for example, as 795296401 + 6358148644 = 28201^2 + 79738^2 .
It is not a de Polignac number, because 7153445045 - 28 = 7153444789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3196667 + ... + 3198903.
It is an arithmetic number, because the mean of its divisors is an integer number (380291031).
Almost surely, 27153445045 is an apocalyptic number.
It is an amenable number.
7153445045 is a deficient number, since it is larger than the sum of its proper divisors (1973539699).
7153445045 is a wasteful number, since it uses less digits than its factorization.
7153445045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4489 (or 4472 counting only the distinct ones).
The product of its (nonzero) digits is 168000, while the sum is 38.
The square root of 7153445045 is about 84578.0411513532. The cubic root of 7153445045 is about 1926.8078856504.
The spelling of 7153445045 in words is "seven billion, one hundred fifty-three million, four hundred forty-five thousand, forty-five".
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