Base | Representation |
---|---|
bin | 100111101100011010… |
… | …0000100101000011010 |
3 | 22011000122200120121000 |
4 | 1033120310010220122 |
5 | 2344033412021423 |
6 | 103054245525430 |
7 | 6105242155311 |
oct | 1173064045032 |
9 | 264018616530 |
10 | 85241907738 |
11 | 3317291aa39 |
12 | 1462b413876 |
13 | 8066131980 |
14 | 41a900b278 |
15 | 233d7ab843 |
hex | 13d8d04a1a |
85241907738 has 64 divisors (see below), whose sum is σ = 206100961920. Its totient is φ = 25957863936.
The previous prime is 85241907733. The next prime is 85241907757. The reversal of 85241907738 is 83770914258.
It is a happy number.
85241907738 is a `hidden beast` number, since 8 + 524 + 19 + 0 + 77 + 38 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (85241907733) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 557820 + ... + 694007.
It is an arithmetic number, because the mean of its divisors is an integer number (3220327530).
Almost surely, 285241907738 is an apocalyptic number.
85241907738 is an abundant number, since it is smaller than the sum of its proper divisors (120859054182).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85241907738 is a wasteful number, since it uses less digits than its factorization.
85241907738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1251948 (or 1251942 counting only the distinct ones).
The product of its (nonzero) digits is 3386880, while the sum is 54.
The spelling of 85241907738 in words is "eighty-five billion, two hundred forty-one million, nine hundred seven thousand, seven hundred thirty-eight".
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