Base | Representation |
---|---|
bin | 100000011000110001… |
… | …1100010001111101001 |
3 | 20122112010020120001111 |
4 | 1000301203202033221 |
5 | 2114420011010000 |
6 | 51541244350321 |
7 | 5011351455100 |
oct | 1006143421751 |
9 | 218463216044 |
10 | 69550875625 |
11 | 27550724300 |
12 | 115905453a1 |
13 | 673539639a |
14 | 351b105037 |
15 | 1c20e96cba |
hex | 10318e23e9 |
69550875625 has 135 divisors (see below), whose sum is σ = 111943828227. Its totient is φ = 43039920000.
The previous prime is 69550875617. The next prime is 69550875671. The reversal of 69550875625 is 52657805596.
The square root of 69550875625 is 263725.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 7 ways, for example, as 48056969961 + 21493905664 = 219219^2 + 146608^2 .
It is not a de Polignac number, because 69550875625 - 23 = 69550875617 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 69550875625.
It is an unprimeable number.
It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 507670557 + ... + 507670693.
Almost surely, 269550875625 is an apocalyptic number.
69550875625 is the 263725-th square number.
69550875625 is the 131863-rd centered octagonal number.
It is an amenable number.
69550875625 is a deficient number, since it is larger than the sum of its proper divisors (42392952602).
69550875625 is an equidigital number, since it uses as much as digits as its factorization.
69550875625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330 (or 160 counting only the distinct ones).
The product of its (nonzero) digits is 22680000, while the sum is 58.
The spelling of 69550875625 in words is "sixty-nine billion, five hundred fifty million, eight hundred seventy-five thousand, six hundred twenty-five".
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