Base | Representation |
---|---|
bin | 101000000101010… |
… | …101010100001101 |
3 | 1201212101212021200 |
4 | 220011111110031 |
5 | 2334124033134 |
6 | 150421420113 |
7 | 22444020351 |
oct | 5005252415 |
9 | 1655355250 |
10 | 672486669 |
11 | 315668208 |
12 | 16926a639 |
13 | a942820a |
14 | 65455461 |
15 | 3e08a499 |
hex | 2815550d |
672486669 has 12 divisors (see below), whose sum is σ = 992037696. Its totient is φ = 438785352.
The previous prime is 672486649. The next prime is 672486677. The reversal of 672486669 is 966684276.
It is not a de Polignac number, because 672486669 - 28 = 672486413 is a prime.
It is a super-2 number, since 2×6724866692 = 904476639965431122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (672486649) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 794479 + ... + 795324.
It is an arithmetic number, because the mean of its divisors is an integer number (82669808).
Almost surely, 2672486669 is an apocalyptic number.
It is an amenable number.
672486669 is a deficient number, since it is larger than the sum of its proper divisors (319551027).
672486669 is a wasteful number, since it uses less digits than its factorization.
672486669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1589856 (or 1589853 counting only the distinct ones).
The product of its digits is 5225472, while the sum is 54.
The square root of 672486669 is about 25932.3479268654. The cubic root of 672486669 is about 876.1152230060.
The spelling of 672486669 in words is "six hundred seventy-two million, four hundred eighty-six thousand, six hundred sixty-nine".
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