Base | Representation |
---|---|
bin | 10010101010100111001… |
… | …01010010110101010110 |
3 | 2021022102221201021011122 |
4 | 21111103211102311112 |
5 | 41001442204200002 |
6 | 1210344440003542 |
7 | 64223211362264 |
oct | 11252345226526 |
9 | 2238387637148 |
10 | 641352412502 |
11 | 227aa579811a |
12 | a436b7605b2 |
13 | 4862cc69249 |
14 | 230822d7434 |
15 | 11a3a4496a2 |
hex | 9553952d56 |
641352412502 has 4 divisors (see below), whose sum is σ = 962028618756. Its totient is φ = 320676206250.
The previous prime is 641352412457. The next prime is 641352412537. The reversal of 641352412502 is 205214253146.
641352412502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×6413524125022 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160338103124 + ... + 160338103127.
It is an arithmetic number, because the mean of its divisors is an integer number (240507154689).
Almost surely, 2641352412502 is an apocalyptic number.
641352412502 is a deficient number, since it is larger than the sum of its proper divisors (320676206254).
641352412502 is a wasteful number, since it uses less digits than its factorization.
641352412502 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 320676206253.
The product of its (nonzero) digits is 57600, while the sum is 35.
Adding to 641352412502 its reverse (205214253146), we get a palindrome (846566665648).
The spelling of 641352412502 in words is "six hundred forty-one billion, three hundred fifty-two million, four hundred twelve thousand, five hundred two".
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