Base | Representation |
---|---|
bin | 11101001100110001000001… |
… | …10110001011111111100100 |
3 | 22102100110001001111110012202 |
4 | 32212120200312023333210 |
5 | 31404010204402313022 |
6 | 344321450555434032 |
7 | 16345020251636006 |
oct | 1646304066137744 |
9 | 272313031443182 |
10 | 64210312151012 |
11 | 19506493282625 |
12 | 725047b755918 |
13 | 29aa011246ca1 |
14 | 11bdb1d534376 |
15 | 7653ce49e592 |
hex | 3a6620d8bfe4 |
64210312151012 has 24 divisors (see below), whose sum is σ = 114787123024896. Its totient is φ = 31417154513888.
The previous prime is 64210312150973. The next prime is 64210312151017. The reversal of 64210312151012 is 21015121301246.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (64210312151017) 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, 395321978 + ... + 395484369.
It is an arithmetic number, because the mean of its divisors is an integer number (4782796792704).
Almost surely, 264210312151012 is an apocalyptic number.
It is an amenable number.
64210312151012 is a deficient number, since it is larger than the sum of its proper divisors (50576810873884).
64210312151012 is a wasteful number, since it uses less digits than its factorization.
64210312151012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 790806787 (or 790806785 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 29.
Adding to 64210312151012 its reverse (21015121301246), we get a palindrome (85225433452258).
The spelling of 64210312151012 in words is "sixty-four trillion, two hundred ten billion, three hundred twelve million, one hundred fifty-one thousand, twelve".
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