Base | Representation |
---|---|
bin | 1001100111001100110… |
… | …1110010010011100000 |
3 | 120210021000100011101110 |
4 | 2121303031302103200 |
5 | 10201202242013013 |
6 | 203510504503320 |
7 | 14634236502633 |
oct | 2316315622340 |
9 | 523230304343 |
10 | 165141751008 |
11 | 64044238863 |
12 | 2800977ab40 |
13 | 1275a599840 |
14 | 7dc8753c1a |
15 | 44680942c3 |
hex | 26733724e0 |
165141751008 has 48 divisors (see below), whose sum is σ = 466843030416. Its totient is φ = 50812846080.
The previous prime is 165141751007. The next prime is 165141751037. The reversal of 165141751008 is 800157141561.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (165141751001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66161313 + ... + 66163808.
It is an arithmetic number, because the mean of its divisors is an integer number (9725896467).
Almost surely, 2165141751008 is an apocalyptic number.
It is an amenable number.
165141751008 is an abundant number, since it is smaller than the sum of its proper divisors (301701279408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
165141751008 is a wasteful number, since it uses less digits than its factorization.
165141751008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132325147 (or 132325139 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 39.
Adding to 165141751008 its reverse (800157141561), we get a palindrome (965298892569).
The spelling of 165141751008 in words is "one hundred sixty-five billion, one hundred forty-one million, seven hundred fifty-one thousand, eight".
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