Base | Representation |
---|---|
bin | 1000010011100110010… |
… | …10101000111001101001 |
3 | 1000021200000110201002112 |
4 | 10021303022220321221 |
5 | 14133444400312340 |
6 | 335035544412105 |
7 | 26422323030002 |
oct | 4116312507151 |
9 | 1007600421075 |
10 | 285400010345 |
11 | 100045957a4a |
12 | 4738ba77035 |
13 | 20bb4128a88 |
14 | db560c61a9 |
15 | 7655a61065 |
hex | 42732a8e69 |
285400010345 has 8 divisors (see below), whose sum is σ = 342524438664. Its totient is φ = 228290390784.
The previous prime is 285400010327. The next prime is 285400010353. The reversal of 285400010345 is 543010004582.
It can be written as a sum of positive squares in 4 ways, for example, as 61151354944 + 224248655401 = 247288^2 + 473549^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 285400010345 - 212 = 285400006249 is a prime.
It is a super-2 number, since 2×2854000103452 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3659744 + ... + 3736913.
It is an arithmetic number, because the mean of its divisors is an integer number (42815554833).
Almost surely, 2285400010345 is an apocalyptic number.
It is an amenable number.
285400010345 is a deficient number, since it is larger than the sum of its proper divisors (57124428319).
285400010345 is an equidigital number, since it uses as much as digits as its factorization.
285400010345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7404379.
The product of its (nonzero) digits is 19200, while the sum is 32.
The spelling of 285400010345 in words is "two hundred eighty-five billion, four hundred million, ten thousand, three hundred forty-five".
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