Base | Representation |
---|---|
bin | 10010101010110011001… |
… | …01100100001000000110 |
3 | 2021022200222021002102021 |
4 | 21111121211210020012 |
5 | 41002144001143010 |
6 | 1210402435033354 |
7 | 64225543532632 |
oct | 11253145441006 |
9 | 2238628232367 |
10 | 641453146630 |
11 | 22804764016a |
12 | a439943b85a |
13 | 48647aa8c3a |
14 | 23091839dc2 |
15 | 11a441e68da |
hex | 9559964206 |
641453146630 has 16 divisors (see below), whose sum is σ = 1179181955520. Its totient is φ = 251122082752.
The previous prime is 641453146567. The next prime is 641453146637. The reversal of 641453146630 is 36641354146.
It is a super-2 number, since 2×6414531466302 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (641453146637) 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, 682396495 + ... + 682397434.
It is an arithmetic number, because the mean of its divisors is an integer number (73698872220).
Almost surely, 2641453146630 is an apocalyptic number.
641453146630 is a deficient number, since it is larger than the sum of its proper divisors (537728808890).
641453146630 is a wasteful number, since it uses less digits than its factorization.
641453146630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1364793983.
The product of its (nonzero) digits is 622080, while the sum is 43.
The spelling of 641453146630 in words is "six hundred forty-one billion, four hundred fifty-three million, one hundred forty-six thousand, six hundred thirty".
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