Base | Representation |
---|---|
bin | 10010101000100001010… |
… | …11101111011111100010 |
3 | 2021012112201202021211202 |
4 | 21110100223233133202 |
5 | 40442142341414112 |
6 | 1210041223241202 |
7 | 64153332313064 |
oct | 11242053573742 |
9 | 2235481667752 |
10 | 640230029282 |
11 | 22757a184a88 |
12 | a40b78a9202 |
13 | 484b157c46c |
14 | 22db720d734 |
15 | 119c1b416c2 |
hex | 9510aef7e2 |
640230029282 has 16 divisors (see below), whose sum is σ = 961480191552. Its totient is φ = 319736823120.
The previous prime is 640230029273. The next prime is 640230029377. The reversal of 640230029282 is 282920032046.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6958157 + ... + 7049567.
It is an arithmetic number, because the mean of its divisors is an integer number (60092511972).
Almost surely, 2640230029282 is an apocalyptic number.
640230029282 is a deficient number, since it is larger than the sum of its proper divisors (321250162270).
640230029282 is a wasteful number, since it uses less digits than its factorization.
640230029282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95513.
The product of its (nonzero) digits is 82944, while the sum is 38.
The spelling of 640230029282 in words is "six hundred forty billion, two hundred thirty million, twenty-nine thousand, two hundred eighty-two".
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