Base | Representation |
---|---|
bin | 10100000110101000010… |
… | …11010001001101100110 |
3 | 2110000221212102220000111 |
4 | 22003110023101031212 |
5 | 42304131122204423 |
6 | 1245154522003234 |
7 | 100622353204330 |
oct | 12032413211546 |
9 | 2400855386014 |
10 | 690754491238 |
11 | 246a469a2069 |
12 | b1a5834651a |
13 | 501a3b8a5b6 |
14 | 2560b462450 |
15 | 12e7c58260d |
hex | a0d42d1366 |
690754491238 has 32 divisors (see below), whose sum is σ = 1213127290368. Its totient is φ = 288794587200.
The previous prime is 690754491209. The next prime is 690754491289. The reversal of 690754491238 is 832194457096.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8700783 + ... + 8779813.
It is an arithmetic number, because the mean of its divisors is an integer number (37910227824).
It is a 2-persistent number, because it is pandigital, and so is 2⋅690754491238 = 1381508982476, but 3⋅690754491238 = 2072263473714 is not.
Almost surely, 2690754491238 is an apocalyptic number.
690754491238 is a deficient number, since it is larger than the sum of its proper divisors (522372799130).
690754491238 is a wasteful number, since it uses less digits than its factorization.
690754491238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94308.
The product of its (nonzero) digits is 13063680, while the sum is 58.
The spelling of 690754491238 in words is "six hundred ninety billion, seven hundred fifty-four million, four hundred ninety-one thousand, two hundred thirty-eight".
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